Wikipedia:WikiProject U.S. Roads/Texas/All-time list/loopspur

	from	to	notes
Spur 1	1939 ← 3 Spur	1943	cancelled because the road was blocked off; now CR 203
Spur 1	1958	1964 → Loop 16 (part)	now US 85 (part) from NM 273 to I-10
Loop 1	1967	now
Loop 2	1939 ← 2 Bypass	now	initially a loop off US 81; section along Washington Street and Elm Street cancelled in 1955 and rerouted to then-new US 84 (old route became Spur 298 and Spur 299); southern terminus moved to US 77 in 1965; section from IH 35 to Loop 491 became US 77 (part) in 1970
Loop 3	1939 ← 2 Bypass	1971	section from 46 to IH 35 became 46 (part) in 1960, remainder removed in 1971 because TxDOT no longer needed it; now Spur Street/San Antonio Street
Spur 3	1993	now
Loop 4	1939 ← 2 Loop	2004 → RM 967 (part)	section from IH 35 to Buda became RM 967, remainder now Main Street, Buda
Loop 5	1939 ← 2 Loop	1950 → Spur 5; rest removed
Spur 5	1950 ← Loop 5 (part)	1952 → FM 150 (part)
Spur 5	1958	1988 → FM 1663 (part)
Spur 5	1998	now	unsigned portion of 35 in Houston
Loop 6	1939 ← 5 Loop	1972	cancelled due to a lack of traffic and completion of FM 1033 extension; now Road KB
Spur 6	1998	now	designated in place of FM 3500, which was decommissioned
Loop 7	1939 ← 8 Loop	1965	shown on maps; TXDOT accidentally deleted it!
Loop 7	2005 ← FM 317 (part)	now
Loop 8	1939 ← 8 Loop	1944	now Gulf Street/North Street/4th Street, Beaumont
Loop 8	1969	1969	now Beltway 8
Beltway 8	1969	now	since 1978, gap in route from 225 to IH 10 (replaced by toll bridge)
Spur 9	1939 ← 28 Spur	1955 → FM 304 (part)	now FM 168 (part)
Loop 9	1969	1977	cancelled due to a lack of funding; became 161 from IH 20 to 114 and 190 from IH 35E to 78 (portion from 114 to IH 35E removed altogether); now PGBT and Loop 9
Loop 9	2017	now	restoration of the one cancelled in 1977, but only from IH 35E to IH 45
Loop 10	1939 ← 114 Loop or 121 Loop	1960	cancelled in exchange for creation of Spur 103; now Dallas Road
Spur 10	1994	now
Loop 11	1939 ← 5 Loop	now
Loop 12	1939 ← 40 Loop	now
Loop 13	1939	now
Loop 14	1939 ← 47 Bypass	now	former routing of US 59
Loop 15	1939 ← 74A Business, 81 Business	now
Loop 16	1939 ← 1 Loop	1974 → US 62 (part), US 85 (part)
Spur 16	2005	2012 → Spur 216
Spur 16	2012 ← Spur 276	now	TXDOT lists western terminus as IH 20, it is actually TX 20!
Loop 17	1939 ← 123 Loop	1990 → 123 Bus.
Spur 17	2008	now	former portion of FM 1727?
Spur 18	1939 ← 7 Spur	1951 → FM 1742 (part)	later FM 107, now FM 1996 (part)
Spur 18	1993	completion of construction of new US 82	SH 121 to SH 78, became new US 82; temporary designation not listed by TXDOT
Loop & Spur 19	1939 ← 2 Loop and 2 Tap	now
Loop 20	1939 ← 12 Loop	now
Spur 21	1939	1942 → Loop 21 (part)
Loop 21	1942 ← Spur 21	now
Spur 22	1939	1954 → FM 2211 (part)
Spur 22	2001	now	former routing of US 77
Spur 23	1939 ← 5 Spur	1942 → FM 44 (part)
Loop 23	1978 ← 6 (part)	1990 → 6 Bus.
Spur 24	1939 ← 87 Spur	1944	87 to Wiergate; cancelled because the sawmill it served shut down but reinstated in 1946; TXDOT deleted file by accident
Spur 24	1946	1949 → FM 1415 (part)	reinstatement of the former one
Spur 24	2008	now
Spur 25	1939 ← 3 Spur	1939 → Loop 25 (part)
Loop 25	1939 ← Spur 25	now
Spur 26	1939 ← 24 Spur	1948 → FM 378 (part)	added to FM 378 in 1946; TXDOT deleted file by accident
Spur 26	2006 ← IH 35 Bus. (part)	now
Spur 27	1939 ← 72 Spur	1946 → FM 531 (part)	was proposed as 296
Spur 28	1939 ← 35 Spur	now
Spur 29	1939 ← 40 Spur	1959 → FM 1911 (part)	former 266, was proposed to stay 266
Spur 29	2009	now
Spur 30	1939 ← 22 Spur	1960 → FM 667 (part)
Spur 30	1975 ← US 66 (part)	now
Spur 31	1939 ← 22 Spur	1945 → FM 634 (part)	now FM 55 (part)
Spur 31	1960	now
Spur 32	1939 ← 22 Spur	1951 → FM 1126 (part)
Spur 33	1939 ← 24 Spur	2019	now Gary Burns Drive, Frisco
Loop 34	1939 ← 21 Loop	now
Spur 35	1939 ← 21 Spur	now
Loop 36	1939 ← 40 Loop	now
Loop 37	1939 ← 5 Loop	1990 → US 82 Bus.
Spur 37	2005	now
Loop 38	1939 ← 49 Bypass	1990 → US 271 Bus.
Spur 38	1952	now	initially a spur of Loop 38
Spur 39	1939 ← 24 Spur	1949 → FM 1528 (part)
Loop 39	1958 ← US 80 (part)	1990 → IH 20 Bus.
Spur 40	1939	1942	cancelled in exchange for being redesignated as FM 4
Spur 40	1959	1973	cancelled because the park it served was no longer a state park
Loop 40	1991 ← Spur 217	now	why isn't this Loop 217?
Spur 41	1939 ← 152 Spur	1942 → FM 48
Spur 41	1965	2002	now Dairy Ashford Road, Sugar Land
Loop 42	1939	now
Loop 43	1939 ← 43 Loop	now
Loop 44	1939 ← 24 Loop	1993 → 114 Bus.
Spur 45	1939 ← 7 Spur	now
Loop 46	1939 ← 7 Loop	now
Loop 47	1939 ← 33 Loop	1941 → Spur 122	now FM 1731, North Street
Loop 47	1979 ← US 82 (part)	now
Spur 48	1939	1954	cancelled due to rerouting of US 183; now Chavez Street/5th Street, Austin
Loop 48	1958	2019	passed through West Texas A&M University, road taken over by the university; now Russell Long Boulevard, Canyon
Spur 49	1939	1966	removed when TxDOT no longer needed the route; now 2nd Avenue, Corsicana
Loop 49	1985	now	western section from 110 to IH 20 became a toll road in 2013
Spur 50	1939	2011	part of Loop 50 from 1957 to 1962; now Renfro Street, Burleson
Loop 50	1939	1962 → Spur 50 (part)
Loop 51	1939 ← 72 Bypass	1990 → US 77 Bus.
Spur 51	1997	now	unsigned; was to be deleted in 2001, but this never happened
Spur 52	1939 ← 71 Spur	now
Spur 53	1939	1953 → FM 2114 (part)
Spur 53	1980	2019	signed until completion of construction; now UTSA Boulevard, San Antonio
Spur 54	1939	1957 → FM 1246 (part)
Spur 54	1961	now
Spur 55	1939 ← 22 Spur	1959 → FM 1243 (part)
Spur 55	1968	2002 → 99 (part)
Spur 56	1939 ← 22 Spur	1948 → FM 308 (part)	later Spur 314; now Barry Street
Spur 56	1965	now
Spur 57	1939	1986	Loop 57 from 1961-1980; now Main Street, Conroe
Spur 57	1991 ← US 80 (part)	now
Spur 58	1939	2002	now Brooks Street, Sugar Land
Spur 59	1939	1955 → FM 1301 (part)	now 35 (part)
Spur 59	1980	now
Loop 60	1939	now
Loop 61	1939	1990 → FM 316 (part)	US 175 to FM 316 removed altogether (now Wheeler Street), remainder from FM 316 to US 175 became FM 316
Loop 62	1939	now
Spur 63	1939 ← 31 Spur	1944 → FM 90 (part)	now FM 3441 (part)
Spur 63	1958	now
Spur 64	1939	1948 → FM 764
Loop 64	1958 ← US 290 (part)	2003	now Mercer Street, Dripping Springs
Spur 65	1939 ← 40 Spur	1950 → FM 804 (part)
Spur 65	1959	now
Spur 66	1939 ← 26 Loop	1956 → Loop 66
Loop 66	1956 ← Spur 66	1968	was signed as 26 Bus.
Spur 66	2003	2014	now Watson Road, San Antonio
Spur 67	1939 ← 9 Spur	1941 → Loop 67
Loop 67	1941 ← Spur 67	1954 → FM 2212
Spur 67	1959	now
Loop 68	1939 ← 8 Loop	1955 → Spur 68
Spur 68	1955 ← Loop 68	1990 → US 96 Bus.
Spur 69	1939 ← 87 Spur	1945 → 235 (part)	was proposed as 298; now 12 (part)
Spur 69	1969	now	was designated 169 in 1990; signed as RM 2222
Loop 70	1939	1990 → 35 Bus.
Loop 70	1995 ← 35 Bus.	now	restoration of the former one
Spur 71	1939	1966 → Loop 71
Loop 71	1966 ← Spur 71	now
Spur 72	1987 ← FM 1271 (part)	now
Spur 72	1939	1949 → US 181 (part)
Spur 72	1960	1983	now Corn Products Road, Corpus Christi
Spur 73	1939 ← 145	1943 → FM 75	was proposed to stay 145; deleted 2019
Loop 73	1980 ← US 77 (part)	1990 → US 77 Bus.
Spur 73	2006	now
Spur 74	1939 ← 24 Spur	1948	cancelled as it was already part of FM 769; now 125 (part)
Spur 74	1963	now
Loop 75	1939 ← 28 Loop	now	connection to Lockney added in 1944, but became FM 135 (later FM 97) in 1951; another section became FM 378 (part) in 1964
Loop 76	1939 ← 9 Loop	now	former routing of US 87
Loop 77	1939 ← 9 Loop	1963 → FM 1318 (part)	section along Maxwell Street became FM 146 (part) in 1951
Spur 77	1991	now
Spur 78	1939 ← 166 Spur	now	was proposed as 280
Loop 79	1939 ← 152 (part)	1990 → 152 Bus.
Loop 79	2008	now
Spur 80	1939	now
Loop 81	1939	1990 → 35 Bus.	now Loop 90
Spur 81	2023	now	Hidalgo County, FM 493 to future 68
Loop 82	1939	now
Loop 83	1939	now
Spur 84	1939	1945 → FM 289 (part), Loop 84	now part of 15; one section became FM 278 (now 136) in 1951
Loop 84	1945 ← Spur 84 (part)	now
Spur 85	1939	now
Spur 86	1940	1951	was 224 from 1935-1939; cancelled because TxDOT no longer needed the route; now New Main Drive, College Station
Spur 86	1963	now
Loop 87	1939	1953	inundated by Falcon International Reservoir
Spur 87	1964	now
Loop 88	1939	1990 → US 83 Bus.
Loop 88	2017	now	proposed Lubbock bypass
Spur 89	1940	1953 → FM 1990 (spur)
Spur 90	1940	1940	cancelled as it was already part of 155
Loop 90	1981	1990 → US 190 Bus.
Loop 90	1995 ← 35 Bus.	now
Spur 91	1940 ← 162	1940 → PR 27
Spur 91	1958	now
Spur 92	1940 ← 167	now
Spur 93	1940 ← 177	1951 → FM 1727 (part)	now FM 616 (part)
Loop 93	1984 ← US 75 (part)	1990 → US 75 Bus.	decommissioned 1994; now 91 (part) and Spur 503 (part)
Spur 93	1993	now	Section south of FM 365 was part of FM 823, and the remainder of FM 823 was cancelled in 2009.
Spur 94	1940 ← 219	2006	now Avenue I, Huntsville
Spur 95	1940 ← 226	now
Spur 96	1940 ← 244	1951 ← Loop 96 (part), FM 1098 (part)
Loop 96	1946	1953 ← FM 1098 Loop (part)	now FM 1098 (part)
Loop 96	1959	now
Spur 97	1940 ← 245	1945 → FM 250 (part)
Spur 97	1965	1969 → 225 (part)
Spur 97	1974	now
Spur 98	1940 ← 248	2010 → Loop 98
Loop 98	2010 ← Spur 98	now
Spur 99	1940 ← 249	1966 → FM 1458 (part)
Spur 99	1981	1984	cancelled when completed; now Landrum Street/Zaragosa Street
Spur 100	1940 ← 264	now
Spur 101	1940 ← 277	2008	swapped with 42 in 1993; now Houston Street, Kilgore
Spur 102	1940 ← 292	now
Spur 103	1940	1949 → FM 1512 (part)
Spur 103	1961	2006	now Main Street, Grapevine
Spur 104	1940	1956 → 7	was to become part of 139 in 1943?
Spur 104	1963	now
Spur 105	1940	1948 → 222 (part)	part of 222 before 1939; 222 north of there was 252
Loop 105	1997	now
Spur 106	1940	1943	now E Hildebrand Avenue, San Antonio
Loop 106	1981 ← US 87 (part)	now
Spur 107	1940	1949 → FM 148 (part)
Loop 107	1981 ← US 87 (part)	now	located in Adkins, not Lone Oak
Spur 108	1940	1942	cancelled in exchange for being redesignated as FM 7; now FM 4 (part)
Loop 108	1980 ← FM 2612	now
Loop 109	1943 ← 20 (part)	now	Where was Loop/Spur 109 from 1940-1943?
Spur 110	1940	1949 → FM 1242
Loop 110	1986	now
Spur 111	1940	1948 → FM 836	initially 70 to Spur, but was moved to Loop 21 in 1942; later FM 836 Spur, now FM 2794 (part)
Loop 111	1960	now	originally IH 35 to US 290 northeast of Austin, but this became US 183 (part) in 1966
Spur 112	1965	now
Spur 112	1940	1949 → FM 1347
Spur 113	1940	1948 → FM 541
Loop 113	1980	1990 → 281 Bus.
Spur 113	1993	now
Spur 114	1940	1950 → Loop 114
Loop 114	1950 ← Spur 114	1955	signed as Business US 96 but not officially designated as such
Spur 114	1964	now
Spur 115	1940	1942	cancelled for being redesignated as FM 6
Spur 115	1970 ← FM 1926 (part)	now
Spur 116	1940	1941 → Loop 116
Loop 116	1941 ← Spur 116	now
Spur 117	1941	1952 → FM 1662	later FM 737 (part); now FM 339 (part)
Spur 117	1980	now
Loop & Spur 118	1941	1996 → Loop 118 (part)	Spur redesignated as a Loop; portion of loop cancelled
Loop 118	1996	now	unsigned, portion of US 377
Spur 119	1941	now
Loop 120	1941	now
Spur 121	1941 ← 118 (part)	1946	formerly 227 (spur) before 1939; became RM 2462 (now FM 170) in 1956
Loop 121	1959	now
Spur 122	1941 ← Loop 47 (part)	1952 → FM 1731 (part)	now FM 1731 (3rd Street) from US 60 to SH 86; why the renumbering???
Spur 122	1964	now	swapped with US 181 in 1974
Loop 123	1941	now
Loop 124	1941 ← 64 (part)	now
Loop 125	1941	1945 → Spur 125, FM 390
Spur 125	1945 ← Loop 125 (part)	now
Spur 126	1941	now
Loop 127	1941	now
Spur 128	1941	1970 → FM 3191
Loop 128	1978 ← US 380 (part)	now
Spur 129	1941	1948 → FM 886 (part)	now FM 81 (part); TXDOT deleted file by accident
Spur 129	1962 ← US 380 (part)	1990 → US 380 Bus.	decommissioned in 2007; now Loop 373 (part); TXDOT deleted file by accident
Spur 129	2002	now
Loop 130	1941	now
Spur 131	1941	1942	cancelled in exchange for being redesignated as FM 5; became FM 1187 (part) in 1984
Spur 131	1960	now
Loop 132	1941	now
Loop 133	1942	1942 → Spur 133
Spur 133	1942 ← Loop 133	now
Spur 134	1942	now	eastern terminus was at US 271 (now US 271 Bus.); shortened to end at current US 271 (former route now 49 and FM 899), but maintained a connection to US 271; from 2012-2014 it stopped at a dead end near 49/US 271 after the US 271 bypass was constructed; rerouted over US 67 to US 271 in 2014
Spur 135	1969	now
Spur 135	1942	1965 → FM 2818 (part)
Spur 136	1942	now	section from 347 to US 69 removed in 1965 as it was never built
Loop 137	1942	1980 → IH 610	routing closely followed much of present IH 610, except on the northern side where it followed Kelley Road; was co-designated with IH 610 from 1959-1980
Loop 137	1984 ← 78 (part)	1990 → 78 Bus.
Spur 137	2009 ← US 380 (part)	now
Spur 138	1942	1947 → FM 709
Spur 138	1960 ← US 77 (part)	1991 → IH 35 Bus.
Spur 138	2009 ← US 380 (part)	now
Loop 139	1942	1958 → FM 2055
Spur 139	1962 ← Loop 286 (part)	now
Loop 140	1942	1969 → Spur 140
Spur 140	1969 ← Loop 140	now	was Loop 140 from 1942-1969
Loop 141	1944 ← 35 (part)	1990 → 35 Bus.
Loop 142	1941 ← 110 (part)?	now
Spur 143	1943	1952 → FM 1056 (part)
Loop 143	1955	now
Loop 144	1943	1959	cancelled due to completion of FM 2028
Spur 144	1961	now
Spur 145	1943	1953 → FM 2155 (part)	later FM 2155 Spur, now FM 2155 Loop
Loop 145	1960 ← US 70 (part), US 287 (part)	now
Loop 146	1944	1951 → FM 94 (part)	signed as FM 94 since 1947
Spur 146	1961 ← US 90A (part)	now
Spur 147	1944	now
Spur 148	1944	now
Loop 149	1944 ← US 75 (part)	1954 → US 75 (part)	one section now IH 45, the other section now Airline Drive, Houston
Spur 149	1962	1965 → Loop 149
Loop 149	1965 ← Spur 149	now
Spur 150	1944	1951 → FM 1756 (part)
Loop 150	1960 ← 71 (part)	now
Spur 151	1944	1946 → 75A	now 91 (part) after 1994
Loop 151	1958	now	swapped with US 59 in 1982, but became 93 (part) in 1985 and reassigned on US 59 to AR state line
Spur 152	1944	now
Loop 153	1944 ← 323 (part)	1990 → US 79 Bus. (part), 64 Bus. (part)
Loop 154	1944	1990 → US 79 Bus. (part), 64 Bus. (part)
Loop 155	1944	now
Spur 156	1944	1948 → FM 80 (part)	one section became FM 1449 (part) in 1957
Spur 156	1963	now
Spur 157	1944	1984	now Goodwin Avenue
Loop 157	1985 ← Loop 168 (part)	now
Loop 158	1944	1988 → FM 158 (part)
Spur 158	2006 ← IH 35 Bus. (part)	now
Spur 159	1944	now
Loop 160	1944	now
Spur 161	1944	now
Spur 162	1945	1949 → FM 450 (part)
Spur 162	1959	now
Loop 163	1960 ← US 281 (part)	now
Spur 163	1945	1954 → US 59 (part)
Spur 164	1945	now	was 140 from 1933-1935
Spur 165	1945	1948 → FM 299 (part)	now 214 (part)
Loop 165	1959 ← Loop 281	1964 → 240 (part)
Spur 165	1965 ← FM 705 (part)	now
Loop 166	1945 ← US 90	now
Loop 167	1945	1990 → US 271 Bus.
Loop 168	1945	now	one section was Spur 168 from 1983-1985
Spur 169	1945	now
Loop 170	1946	now
Spur 171	1946	1953 → FM 1006
Loop 171	1959	now
Spur 172	1946	now
Loop 173	1946	now
Spur 174	1946	now
Loop 175	1946	1956 → FM 568
Loop 175	1958	1995 → US 59
Spur 176	1946	now
Loop 177	1946 ← US 59 (part)	now	one section became FM 1643 (now FM 350) in 1952
Spur 178	1946	1954	much of route became US 290 in 1949; cancelled due to rerouting of US 183; now Pedernales Street
Spur 178	1958	1968 → Loop 178
Loop 178	1968 ← Spur 178	now
Spur 179	1946 ← US 281 (part)	1970 → 108 (part)	briefly decommissioned and restored in 1948, but only from US 281 to US 67
Loop 179	1980	now
Spur 180	1961 ← Loop 180	now
Loop 180	1946	1961 → Spur 180
Loop 181	1946	now
Loop 182	1946	now
Spur 183	1946	1953 → FM 1047 (part)
Spur 183	1962	1963 ← FM 2865	now PR 56
Loop 183	1970 ← US 59 (part)	1998 → US 59 Bus.	was signed as Business US 59
Spur 184	1947 ← War Highway 16	1973 → FM 164 (part)
Loop 184	1978 ← FM 1960 (part)	1990 → FM 1960 Bus.
Spur 185	1947	now
Spur 186	1947	now	unsigned; CR 362 (old US 290) to US 290
Loop 187	1947	1955 → FM 1171 (part)
Loop 187	1960 ← US 281	now
Spur 188	1947	now
Spur 189	1947	2005	now Oak Street and First Street, Clyde
Spur 190	1947	now
Spur 191	1947	now
Spur 192	1947	1958 → FM 1946 (part)	deleted 1996; now Saylor Street, Bynum
Spur 192	1959	now
Spur 193	1947	1952 → FM 308
Loop 193	1960 ← US 62	now
Spur 194	1947	now	former routing of US 67
Spur 195	1947	1948 → FM 1046 (part)
Spur 195	2013 ← FM 543 (part)	2016 → FM 543 (part)	duplicated Loop 195
Spur 195	2016 ← FM 543 (part)	now	duplicates Loop 195
Loop 195	1960	1990 → US 377 Bus.
Loop 195	2013	now
Spur 196	1948	now
Loop 197	1960 ← 146 (part)	2012 → Spur 197; rest removed	19th Avenue north to 146 now 25th Avenue, 19th Avenue south to 146 now Spur 197
Spur 197	2012 ← Loop 197 (part)	now	was signed as Loop 197 through 2016 or 2017; the exit on 146 northbound still lists Loop 197!
Spur 197	1943 ← 211 (part)	1958 → FM 390, FM 390 Spur
Loop 198	1947 ← 9 (part), US 59 (part)	1990 → 359 Bus.
Spur 199	1947	1961	cancelled due to completion of US 83
Spur 199	1981	now
Spur 200	1947	now	shortest spur in Texas; unsigned
Spur 201	1948	1955 → Loop 201
Loop 201	1955 ← Spur 201	1996 → 146 (part)
Spur 202	1947	now
Loop 203	1948	1961?	cancellation MO is for designation of Spur 359!
Loop 203	1977	1990 → US 277 Bus.	was signed as US 277 Bus.
Spur 203	1996 ← US 67	now
Loop 204	1948	now
Loop 205	1948	now
Spur 206	1948	now
Loop 207	1946	now
Loop 208	1948	now
Spur 209	1948	2006	now Henderson Street, Reklaw
Loop 210	1948	now
Loop 211	1946	now
Loop 212	1948 ← 20	now
Loop 213	1948	1966	cancelled when US 90 was rerouted
Spur 213	1973 ← 79 (part)	now
Loop 214	1991 ← US 80	1995 → IH 20 Bus.
Spur 214	1948	1987 → 82
Spur 215	1948	now
Spur 216	2012 ← Spur 16	now
Loop 216	1958 ← 24	1990 → 24 Bus.	now 224 Bus.
Spur 216	1948	1949 → 144 (part)
Loop 217	1947	1963 → IH 820, Loop 820	183 or 121 to Horne Road became IH 820 and Horne Road to US 377 became Loop 820
Spur 217	1969	1991 → Loop 40 (part)
Loop 218	1946	1990 → US 87 Bus.
Loop 219	1948	1991 → US 175 Bus.	decommissioned in 2002
Loop 220	1995 ← 71 (part)	now
Loop 220	1949 ← US 69	1990 → US 69 Bus.
Loop 221	1949	2003 → FM 896
Loop 222	1949	now
Loop 223	1949	now
Loop 224	1960	now
Spur 224	1949	1958 → FM 1888 (part)	now FM 2114 (part)
Loop 225	1947 ← US 83	now
Spur 226	2017	now	former portion of 34 Bus.
Spur 226	1947	1990 → 155 (part)	signed as 155 since 1958
Loop 227	1947 ← US 77 (part)	1966	now 6th Street, Kingsville
Loop 227	1984 ← 146 (part)	now
Spur 228	1949	1956 → FM 888 Spur	now FM 3190 (part)
Spur 228	1959	now
Loop 229	1948	now
Loop 230	1946	1957	now E. Broadway, Lubbock
Loop 230	1984 ← 71 (part)	now
Loop 231	1947	1957
Loop 231	1958	1959	never built
Spur 231	1962	1962	temporary route for US 287, decommissioned when new route was completed
Spur 231	1975 ← OSR (part)	now
Loop 232	1959	1964 → Loop 340
Spur 232	1950	1953 → FM 993 (part)
Spur 232	1969	1994	maintained by Texas Tech University and not TXDOT, cancelled when TXDOT no longer needed the route; now Indiana Avenue, Lubbock
Spur 233	1950	now
Spur 234	1950	now
Loop 235	1950	now
Loop 236	1950 ← US 59 (part)	now	was to be signed as US 59 Bus., but that never happened
Loop 237	1951	1953
Loop 237	1959 ← US 80	1990 → IH 20 Bus.	was Spur 237 for two months
Loop 238	1950	2016 → US 271 Bus.
Spur 239	1950 ← US 277 (spur)	now
Spur 240	1950 ← US 277 (spur)	now
Spur 241	1951	now	was a spur of US 281 before 1951
Spur 242	1951	now
Loop 243	1955 ← US 83	1990 → US 83 Bus.
Spur 243	1951	1954	cancelled due to rerouting of US 183; now Lamar Boulevard, Austin
Spur 244	1951	now	former routing of 78
Spur 245	1951	now	proposed in 1948 and finalized in 1951; initially listed as a spur connection of Spur 119
Spur 246	1951	now	proposed in 1948 and finalized in 1951
Spur 247	1951	1960 → US 87 (part)
Spur 247	1960 ← 115 (part)	now
Spur 248	1952	1954 → FM 67 (part)
Spur 248	1959	now
Loop 249	1952	1967	cancelled due to completion of US 83/Spur 206
Loop 249	1980	1990 → US 81 Bus.
Loop 250	1952	1954 → US 183 (part)
Loop 250	1978	now
Spur 250	1959	1965 → FM 2989 (part)
Loop 251	1951	1963 → US 69, US 96, US 287
Loop 251	1965 ← US 84	1990 → US 84 Bus.	was signed as US 84 Bus.
Loop 252	1952	now
Spur 253	1952	2007	now Central Avenue, Belton
Loop 254	1952	1989 → US 83 (part)
Loop 254	1991 ← US 80 (part)	now
Loop 255	1959 ← US 84 (part)	1990 → US 84 Bus.	was there a Loop/Spur 255 from 1952-1959?
Loop 255	2015 ← FM 3535	now
Loop 256	1958	now	was there a Loop/Spur 256 from 1952-1958?
Loop 257	1952	now
Spur 258	1952 ← US 181 (part)	1990 → US 181 Bus.	was signed as US 181 Bus.
Spur 259	2013 ← Loop 20 (part)	now	file deleted by accident
Spur 259	1952 ← US 181 (part)	1990 → US 181 Bus.	was signed as US 181 Bus.
Loop 260	1952 ← 1 (part), US 80 (part)	1991	was to be US 80 Bus.; now Fort Worth Avenue and Commerce Street, Dallas
Spur 260	2009 ← Loop 20 (part)	now
Spur 261	1954 ← US 75 (part)	now	number chosen to avoid confusion with FM 149
Loop 262	1952	now
Spur 263	1952	now
Loop 264	1952 ← US 181 (part)	1952 → 80 (part), FM 1144 (part)	was signed as US 181 Bus.
Loop 264	1959	1970 → 276 (part), Spur 264
Spur 264	1970 ← Loop 264 (part)	now	was Loop 264 from 1959-1970
Loop 265	1952 ← US 77 (part)	now
Loop 266	1952 ← US 59 (part)	2020	was signed as US 59 Bus. until 1990; now First Street, Lufkin
Loop 267	1952 ← US 277 (part), US 281 (part)	now	was to be decommissioned in 2002 and replaced by 240 (part) but this apparently never happened
Loop 268	2011 ← Spur 268	now
Spur 268	1952	2011 → Loop 268	was signed as US 80 Bus.
Spur 269	1952 ← US 80 (part)	2011	was signed as US 80 Bus.; now W Wall Street, Midland
Spur 270	1953	1990 → 214 Bus.
Loop 271	1953	now
Spur 272	1953	now
Spur 273	1953	now
Loop 274	1958	1967 → US 87 (part)
Loop 274	1999	now
Spur 274	1954	1954	decommissioned when completed
Spur 274	1968	1981 → IH 30 (part)	was cancelled by mistake in 1972, reinstated in 1974
Loop 275	1939 ← US 81 (part)	now	had no number before 1954, was this planned to be something like 296?
Spur 276	1954 ← US 87 (part)	1990 → US 87 Bus.
Spur 276	2008	2012 → Spur 16
Spur 277	1954	now
Spur 278	1953 ← US 69 (part)	now
Loop 279	1954 ← US 66 (part)	now
Spur 280	1955	now
Loop 281	1954	1959 → Loop 165	renumbered to avoid confusion with US 281
Loop 281	1960	now
Loop 282	1954 ← 346 (part)	now
Loop 283	1954	1990 → 36 Bus.	originally routed around the west and south sides of Brenham from 36 to US 290; reassigned to a former routing of 36 in 1964 (old route became 36 and US 290), although this did not became effective until Loop 283 was completed; was signed as 36 Bus. from 1964
Spur 284	1955	1955 → US 67 (part)	Santa Anna to Valera; Coleman Bypass
Loop 284	1958	1960	construction deferred by city of Center
Loop 284	1965	now
Loop 285	1955 ← US 287 (part)	1971 → FM 2568 (part)
Loop 285	1971 ← US 287 (part)	now
Loop 286	1955	now
Loop 287	1955	now
Loop 288	1955	now
Loop 289	1955	now
Spur 290	1956 ← US 81 (part)	now
Loop 291	1956 ← US 290 (part)	now
Loop 292	1956	now
Loop 293	1956	1961 → 71 (part), US 290 (part)
Loop 293	1981	now	was 10 (part) from 1917-1926, 27 (part) from 1926-1939, and US 290 (part) from 1939-1976
Loop 294	1956	1987 → US 90A (part)
Spur 294	1991	now
Loop 295	1956 ← US 77 (part)	1990 → US 77 Bus.	was signed as US 77 Bus.
Loop 296	1956 ← 44 (part)	1990 → 44 Bus.	was signed as 44 Bus.
Spur 297	1956	now
Spur 298	1956	now	was Loop 2 (part) before 1955
Spur 299	1956	now	was Loop 2 (part) before 1955
Loop 300	1956	1968	never built
Spur 300	1982 ← 288 (part)	1987 → 227	became 288 Bus. in 1990
Spur 300	1994	now
Loop 301	1956	now	section from 154 to Loop 313 became 19 (part) in 1967
Loop 302	1956 ← US 67	1990 → US 67 Bus.	decommissioned 2001; now Spur 302
Spur 302	2001 ← US 67 Bus. , 224 (part)	now
Spur 303	1956	now	Rosedale Street (later IH 820) to then-proposed 360; extended to FM 1382 three months later and to Loop 12 in 1969; since 1978, gap in route from SE 14th Street to Mountain Creek Parkway (replaced by toll bridge)
Loop 304	1956	now
Loop 305	1956 ← US 83 (part)	now
Loop 306	1956	now
Loop 307	1956	2004	proposed but never built; portion of route became US 84 (part) in 1959; remainder of route completed in 1978, but as FM 553; cancelled because the route was already part of FM 553
Loop 308	1956 ← US 183 (part)	now
Spur 309	1957	1959	decommissioned when completed
Spur 309	1959 ← War Highway 5	now
Loop 310	1956	1991	now E Crosby Road, Broadway Street and W Whitlock Lane, Carrollton
Spur 310	1996 → US 67 (part)	2003	now a county road
Loop 311	1956	1968	signed as 135 Bus.
Spur 311	1975 ← SH 121 (part)	now
Spur 312	1956	1987 → FM 3438 (part)
Spur 312	1991 ← US 80 (part)	now
Loop 313	1956 ← US 67 (part)	1990 → US 67 Bus.	was signed as US 67 Bus.
Spur 313	1997	2006	now 82nd Street, Lubbock and Wolfforth
Spur 314	1956 ← FM 308 (part)	1997	part originally Spur 56; now Barry Street, Mertens
Loop 315	1956	1990 → US 69 Bus.	swapped with US 69 in 1979
Loop 316	1957 ← US 80 (part)	1990 → IH 20 Bus.
Spur 316	2009 ← FM 120 (part)	now
Spur 317	1957	now
Loop 318	1957	1957 → FM 880 (part), FM Spur 880	TXDOT accidentally deleted it!
Loop 318	1960 ← US 290 (part)	1990 → US 290 Bus.	one section became 105 (part) in 1973
Loop 319	1957 ← US 80 (part)	1990 → IH 20 Bus.
Loop 320	1957 ← US 80 (part)	1990 → IH 20 Bus.
Spur 320	2021	now	proposed spur in El Paso
Loop 321	1957 ← US 87 (part)	now
Loop 322	1957	now
Loop 323	1957 ← FM 1803	now
Spur 324	1957 ← US 287	now
Spur 325	1957	now	was War Highway 18 from 1943-1946
Spur 326	1957	now
Spur 327	1957	now
Loop 328	1957 ← US 287 (part)	now
Loop 329	1982 ← 71 (part)	1990 → 71 Bus.
Spur 329	1957	1967 → US 77 (part)
Spur 330	1958	now
Spur 331	1957	now
Loop 332	1958 ← 29 (part)	2019	canceled because TxDOT no longer needed it
Loop 333	1958 ← US 80 (part)	1990 → IH 20 Bus.
Loop 334	1958	1959 → FM 1604 (part)	now Loop 1604 (part)
Spur 334	1981	1990 → US 79 Bus.	was signed as US 79 Bus.
Spur 334	2006 ← US 277 (part)	now
Loop 335	1960	now
Loop 336	1961	now
Loop 337	1960	now
Loop 338	1960	now
Spur 339	1960	now	section from Loop 287 to Loop 36 designated as Forest Highway (FH) 339
Loop 340	1961	now
Spur 341	1960 ← 550 Spur	now
Spur 342	1961	now
Loop 343	1961 ← 71 (part), US 290 (part)	now	rerouted along 1st Street (now Cesar Chavez Street) in 1977 (former route removed); section from 71 to IH 35 returned to Austin in 1986
Loop 344	1960 ← 199 (part)	now
Loop 345	1962 ← US 87 (part)	2014 → Spur 345	was signed as US 87 Bus. until 1992; section from Balcones Heights to IH 10 returned to San Antonio and remainder became Spur 345
Spur 345	2014 ← Loop 345 (part)	now
Loop 346	1984 ← US 175 (part)	1990 → US 175 Bus.
Spur 346	1961 ← 35 (part)	1980 → 238
Spur 347	1964 ← US 377	now
Spur 348	1971 ← 114 (part)	now	adjacent to the former one
Spur 348	1961	1971 → Loop 12 (part)
Spur 349	1961	now	decommissioned from 1962-1969 due to construction of Amistad Reservoir
Loop 350	1983	now
Spur 350	1961	1979 → 183
Spur 351	1961	1990 → 46 (part)	What happened to the file for it? I saw it, but it was destroyed by accident.
Loop 352	1961 ← 114 (part)	1990 → 101 Bus.
Loop 353	1961	now	signed as US 81 Bus. until 1991
Loop 354	1961 ← US 67 (part), US 77 (part), US 80 (part)	2018	now Harry Hines Boulevard
Loop 355	1961 ← US 80 (part)	1990 → IH 20 Bus.	was signed as US 80 Bus.
Spur 356	1962 ← US 281 (part)	now
Loop 357	1962 ← US 81 (part), US 287 (part)	1990 → US 81 Bus.
Spur 357	2007 ← US 277 (part)	now
Loop 358	1962 ← US 90 (part)	1990 → US 90 Bus.	was signed as US 90 Bus.
Spur 359	1962	2016	now W Virginia Street and E Louisiana Street, McKinney
Loop 360	1962	now	section from US 183 to Loop 1 removed in 1996 as it was constructed as a city street
Loop 361	1962	now
Loop 362	1962	now	was briefly transferred to US 287 Bus. in 1990
Loop 363	1962	now
Spur 364	1962	now
Loop 365	1967 ← 78 (part)	1990 → 78 Bus.
Spur 365	1962	1964	never built; route completed in 1982, but as FM 359
Spur 366	1962	now
Loop 367	1962 ← US 84 (part)	1990 → US 84 Bus.
Loop 367	1996	1996 → US 67 (part)
Loop 368	1962	now	signed as US 81 Bus. until 1991
Loop 369	1962 ← US 87 (part)	now
Loop 370	1962 ← US 287 (part)	1990 → US 287 Bus.
Spur 371	1962	now
Loop 372	1962	1991 → 66 Bus.	deleted 2003
Loop 373	2007 ← 114 Bus. (part), US 380 Bus.	now	file deleted by accident; pre-1990 route ran east and north to 114 instead of west
Loop 373	1962	1990 → 114 Bus.
Loop 374	1963 ← US 83 (part)	1990 → US 83 Bus.	was signed as US 83 Business
Loop 375	1963	now
Loop 376	1962	1988 → FM 1406
Spur 376	2020 ← 195 (part)	now
Loop 377	1963 ← US 80 (part)	1990 → IH 20 Bus.
Spur 377	2020 ← 195 (part)	now
Loop 378	1969 ← US 87 (part)	now	was signed as US 87 Bus. and US 277 Bus.
Spur 378	1963 ← 135 (part)	1968 → 42 (part)
Spur 379	1963 ← US 67 (part)	1990 → US 67 Bus.
Spur 379	2013 ← IH 35 Bus. (part)	2020	now Old Settlers Boulevard and N. Mays Street, Round Rock
Spur 380	1963 ← US 69 (part), US 96 (part), US 287 (part)	now
Spur 381	1963	now
Loop 382	1963 ← 114 (part)	1990 → 114 Bus.	was signed as 114 Bus.; removed 2013
Spur 383	1963	2002 → 240	still shown on maps
Loop 384	1963 ← US 81 (part)	1990 → IH 35 Bus.	was signed as US 81 Bus.; later became Spur 379 (part); deleted 2020
Loop 385	1963 ← US 84 (part)	now
Spur 386	1963 ← US 69 (part)	2003 → FM 347
Loop 387	1963 ← 99 (part)	1990 → US 377 Bus.
Loop 388	1963 ← US 84 (part)	now
Loop 389	1963 ← 6 (part)	now	was signed as 6 Bus.; one section cancelled in 1967 as it was already part of FM 2526
Loop 390	1965	now	FM 3251 to US 80 became FM 968 (part) in 1990
Loop 391	1963	now
Loop 392	1963 ← US 81 (part)	1990 → IH 35 Bus.	was signed as US 81 Bus.
Loop 393	1963 ← US 59 (part)	now
Spur 394	1963	now	US 287 to US 287 Bus. became US 287 Bus. (part) in 1991
Loop 395	1963 ← US 287 (part)	now	was briefly transferred to US 287 Bus. in 1990
Loop 396	1964	now	was Spur 396 from 1964-1969
Spur 397	1964 → 254 (part)	now
Spur 398	1964	now
Spur 399	1964	now	was briefly decommissioned in 1989
Spur 400	1986	now
Spur 400	1964 ← 8 (part)	1964? → FM 125 Spur	FM 125 to US 59 in Linden; file deleted by accident
Loop 401	1964 ← US 84 (part)	1990 → US 84 Bus.	signed as US 84 Bus.
Loop 402	1964 ← US 80 (part)	1990 → IH 20 Bus.	was signed as US 80 Bus.
Loop 403	1965 ← US 84 (part)	now
Loop 404	1965 ← US 287 (part)	now
Loop 405	1965	1965 → Spur 396	6 to US 84, now part of Loop 396; TXDOT accidentally deleted it!
Loop 405	1967	1979 → 19 (part)
Loop 406	1965 ← US 90 (part)	1967 → Spur 406 (part), Spur 454 (part)
Spur 406	1967 ← Loop 406 (part)	now
Spur 407	1965 ← 9 (part)	now	signed as 9 Bus. during IH 37 construction
Spur 408	1965	now
Loop 409	1965 ← 35 (part)	1990 → 35 Bus.	was signed as 35 Bus.
Loop 410	1960 ← Loop 13	1969 → IH 410
Loop 410	1971 ← 146 (part)	1990 → 146 Bus.	was signed as 146 Bus.; partially removed as of March 26, 2009
Loop 411	1965 ← US 87 (part)	1990 → US 87 Bus.	was signed as US 87 Bus.
Spur 412	1965 ← 6 (part)	now	originally went all the way through to Speegleville Park but now ends in a cul-de-sac before Lake Waco
Spur 413	1965	now
Spur 414	1965 ← US 96 (part)	now
Loop 415	1965 ← US 77 (part), US 83 (part)	1990 → US 77 Bus.	was signed as US 77 Bus. and US 83 Bus.
Loop 416	1965 ← US 80 (part)	1990 → IH 10 Bus.	was signed as US 80 Bus.
Spur 417	1965 ← US 287 (part)	1990 → US 287 Bus.	signed as US 287 Bus.
Loop 418	1965 ← US 81 (part)	1990 → IH 35 Bus.	was signed as US 81 Bus.; now Spur 26 (part), Spur 158 (part); I, Alexlatham96, saw it on Google Maps!!!
Loop 419	2007 ← 35 (part)	2013 → Spur 419	file deleted by accident; section west of CR 374 became CR 374
Loop 419	1965 ← US 271 (part)	1990 → US 271 Bus.	signed as US 271 Bus.
Spur 419	2013 ← Loop 419 (part)	now
Loop 420	1965 ← US 81 (part), US 83 (part)	1990 → US 83 Bus.	decommissioned in 1991; now IH 35 Bus.
Spur 421	1965 ← 16 (part)	now
Spur 422	1965 ← 16 (part)	now
Spur 423	1965 ← FM 899 (part)	now
Loop 424	1966	now
Loop 425	1966	1990 → IH 20 Bus.
Spur 425	2010	now
Loop 426	1966 ← US 377 (part)	1990 → US 377 Bus.
Loop 427	1966	1990 → US 79 Bus.	originally a loop around Taylor, but section from 95 to US 79 never built; swapped with US 79 in 1977 and signed as US 79 Bus.; northern half now FM 397; deleted 2018; now 95 (part) and a local route
Loop 428	1966 ← US 77 (part)	1990 → US 77 Bus.
Loop 429	1966	now
Loop 430	1966	now
Loop 431	1966	1990 → US 277 Bus.
Loop 432	1966	1990 → IH 20 Bus.	signed as US 80 Bus.
Spur 433	1966	now
Loop 434	1966 ← US 87 (part)	now
Spur 435	1966	1966 → PR 20 (part)	TxDOT deleted file by accident
Loop 436	1966	1989	now 149 from US 59 to US 79, US 79/TX-149 from US 79 Bus. to 149, and US 79 from 149 to US 59; Google Maps and Earth still show 436!
Spur 437	1966	1967	now Preston Street, Ennis
Spur 437	1967	now	adjacent to the former one
Loop 438	1966 ← FM 53 (part)	now
Loop 439	1966 ← 289 (part)	1990 → 289 Bus.	signed as 289 Bus.
Spur 440	1966	1972?	spur of 34 in Ennis
Spur 440	1972 ← 114 (part)	1990 → 114 Bus.	was signed as 114 Bus.
Loop 441	1966 ← 99 (part)	1990 → US 377 Bus.	was signed as 99 Bus.
Loop 442	1966 ← 171 (part)	now	was signed as 171 Bus.
Loop 443	1966 ← 44 (part)	1990 → 44 Bus.	now Spur 544
Loop 444	1966 ← 114 (part)	now
Loop 445	1967 ← US 87 (part)	1990 → IH 27 Bus.	signed as US 87 Bus.
Loop 446	1967 ← 78 (part)	1990 → 78 Bus.	signed as 78 Bus.
Spur 447	1967	now
Loop 448	1967	1990 → US 77 Bus.	signed as US 77 Bus.
Spur 449	1967 ← 43 (part)	now
Spur 450	1967 ← 302 (part)	now
Loop 451	1967 ← 121 (part)	1990 → 121 Bus.	signed as 121 Bus.
Loop 452	1986 ← 36 (part)	1990 → 36 Bus.
Spur 452	1967 ← 121 (part)	1980 → 26
Loop 453	1967 ← 46 (part)	1990 → 46 Bus.	signed as 46 Bus.
Spur 454	1967 ← Loop 406 (part)	now
Loop 455	1967 ← US 59 (part)	1990 → US 59 Bus.	signed as US 59 Bus.
Loop 456	1967	now
Loop 457	1968 ← 24 (part)	1990 → 24 Bus.	signed as 24 Bus.
Spur 458	1968 ← US 290 (part)	now
Spur 459	1968	1969 → 121 (part)
Spur 459	1971	now
Spur 460	1968	1979 → FM 3355
Loop 461	1968 ← US 87 (part)	now
Loop 462	1968 ← 24 (part)	1990 → US 380 Bus.	signed as 24 Bus.
Loop 463	1968	now
Loop 464	1968	now
Spur 465	1968	now
Loop 466	1968 ← US 290 (part)	now
Loop 467	1968 ← US 290 (part)	now
Spur 468	1968	now
Spur 469	1969 ← US 82 (part)	1990 → US 82 Bus.	signed as US 82 Bus.
Spur 469	1997	now
Spur 470	1968 ← US 59/US 84 (part)	now
Spur 471	1968 ← 208 (part)	1990 → 208 Bus.
Spur 471	2015 ← FM 471 (part)	now
Loop 472	1969 ← US 87 (part)	now
Loop 473	1969 ← US 281 (part)	now
Spur 474	1969	now
Loop 475	1969 ← US 377 (part)	1990 → US 377 Bus.	signed as US 377 Bus.
Loop 476	1969 ← US 377 (part)	1990 → US 377 Bus.	signed as US 377 Bus.
Loop 477	1969 ← US 287 (part)	1990 → US 287 Bus.	signed as US 287 Bus.
Loop 478	1969	now	section from TX/NM state line to US 54 became US 54 Bus. in 1990
Spur 479	1969 ← US 82 (part)	2009	signed as US 82 Bus.; western terminus moved to US 281 in 1983; now 5th and 6th Streets, Wichita Falls
Loop 480	1969	1990 → US 271 Bus.	signed as US 271 Bus.; file deleted by accident
Loop 480	2003	now
Loop 481	1969 ← US 83/US 290 (part)	now
Spur 482	1971 ← Loop 12 (part)	now	was there a Loop/Spur 482 from 1969-1971?
Loop 483	1969 ← 289 (part)	1990 → 289 Bus.
Loop 484	1984 ← 6 (part)	now
Spur 484	1970	1979 → 161 (part)	deleted 1998
Loop 485	1970	now
Spur 486	1970	now
Spur 487	1970	1996 → UR 2220	now FM 2220
Loop 488	1970 ← US 70 (part)	now
Loop 489	1970 ← US 67 (part)	1990 → US 67 Bus.	signed as US 67 Bus.; portion of route now Spur 73 (part)
Spur 490	1970	now
Loop 491	1970 ← US 77 & US 81 (part)	1990 → US 77 Bus.	signed as US 77 Bus. and US 81 Bus.
Spur 492	1970 ← FM 2399	1983 → 191
Loop 493	1970 ← US 87 (part)	now
Loop 494	1970 ← US 59	now
Loop 495	1970 ← US 59	1990 → US 59 Bus.	signed as US 59 Bus.
Loop 496	1971 ← US 81/US 287 (part)	1990 → US 287 Bus.	signed as US 81 Bus. and US 287 Bus.
Loop 497	1971	completion of construction of IH 45
Loop 497	1971 ← 36 (part)	now	signed as 36 Bus.; was designated as Business SH 36 in 1990
Loop 498	1971	1977 → Loop 410
Loop 498	1978	1990 → US 96 Bus.
Loop 499	1971	now	not added until 1973 as construction had not started yet
Loop 500	1971	now
Spur 501	1971 ← 146 (part)	now
Spur 502	1972 ← US 259 (part)	now
Spur 503	1972	now	former routing of US 75
Spur 504	1972 ← US 66 (part)	1990 → IH 40 Bus.
Loop 505	1972	now	was signed as 87 Bus.
Loop 506	1972 ← US 81/US 287 (part)	1990 → US 81 Bus.	was signed as US 81/US 287 Bus. and 114 Bus.
Loop 507	1972 ← 6 (part)	1990 → 6 Bus.	was signed as 6 Bus.
Loop 508	1972 ← 6 (part)	1990 → 6 Bus.	was signed as 6 Bus.
Loop 509	1972 ← 78 (part)	1990 → 78 Bus.
Spur 510	1972 ← US 287 (part)	now	signed as US 287 Bus.
Spur 511	1972 ← US 81/US 287 (part)	now
Loop 512	1972 ← US 59 (part)	1990 → US 59 Bus.	was signed as US 59 Bus.
Loop 513	1973 ← 123 (part)	1990 → 123 Bus.	was signed as 123 Bus.
Spur 514	1973	now
Spur 515	1973 ← 105 (part)	now
Loop 516	1973 ← US 181 (part)	1990 → US 181 Bus.	was signed as US 181 Bus.
Loop 517	1975	now
Loop 518	1975 ← US 190 (part)	1990 → US 190 Bus.	was signed as US 190 Bus.
Loop 519	1975 ← US 80 (part)	1990 → IH 10 Bus.	was signed as US 80 Bus.
Loop 520	1975 ← 171 (part)	1990 → 171 Bus.
Loop 521	1976 ← US 59 (part)	now
Loop 522	1976 ← US 59 (part)	now	was signed as US 59 Bus.
Loop 523	1979	now
Loop 524	1976 ← US 59 (part)	now	was signed as US 59 Bus.
Loop 525	1976 ← US 59 (part)	1997 → US 59 Bus.	was signed as US 59 Bus.
Loop 526	1976	now
Spur 527	1976 ← US 59	now	unsigned; former routing of US 59 into downtown Houston
Loop 528	1976 ← US 287 (part)	1990 → US 287 Bus.	was signed as US 287 Bus.
Spur 529	1976	now
Loop 530	1976	2000	now W Avenue O, Belton, cancelled due to Belton planning utility improvments along the route
Loop 531	1977 ← US 287 (part)	2003 → US 287 Bus.
Loop 532	1977 ← US 81 (part)	1990 → IH 35 Bus.	was signed as US 81 Bus.
Loop 533	1977 ← 16 (part)	now
Loop 534	1977	now	extension from 16 signed as 173 possibly in 1978, section became 173 (part) in 1990
Spur 535	1977	now
Spur 536	1978 ← US 281 (part)	now	was to be returned to San Antonio in 2014, but this never happened
Spur 537	1978 ← US 281	2014	now San Pedro Avenue, San Antonio
Loop 538	1978	1996	never built
Loop 539	1978	2014
Loop 540	1980	now
Loop 541	1980	now
Spur 542	1982 ← 72 (part)	1990 → 72 Bus.
Loop 543	1983 ← 71 (part)	now
Loop 544	1983 ← US 83 (part)	1990 → US 83 Bus.
Spur 544	1996 ← 44 Bus.	now
Loop 545	1984 ← US 67 (part)	1996 → US 67 Bus.	section from US 87 to FM 380 returned to San Angelo in 1988 (now E Beauregard Avenue and Main Street)
Loop 546	1984 ← 158 (part)	1990 → 158 Bus.	decommissioned 2011; now W Wall Street
Loop 547	1984 ← 21 (part)	now
Spur 548	1984	now	unsigned, portion of Hardy Toll Road
Loop 549	1985	1990 → 70	signed as 70 since creation
Loop 550	1985 ← US 66 (part)	1990 → IH 40 Bus.
Loop 551	1985 ← US 66 (part)	1990 → IH 40 Bus.
Loop 552	1985 ← US 66 (part)	1990 → IH 40 Bus.
Spur 553	1986	1999 → 121 (part)
Loop 554	1985 ← US 66 (part)	1990 → IH 40 Bus.
Loop 555	1985 ← US 66 (part)	1990 → IH 40 Bus.
Loop 556	1985 ← US 66 (part)	1993 → IH 40 Bus.
Spur 557	1987 ← IH 20 (part)	now
Loop 558	1986	1993 → FM 523	swapped with 35 in 1987
Spur 559	1987 ← US 75 (part)	1991	now part of Good-Latimer Expressway
Loop 560	1987 ← US 75 (part)	1990 → IH 45 Bus.
Loop 561	1987 ← US 75 (part)	now
Loop 562	1987 ← US 75 (part)	1990 → IH 45 Bus.
Spur 563	1987 ← US 75 (part)	1990 → IH 45 Bus.
Loop 564	1987 ← US 75 (part)	1990 → IH 45 Bus.
Loop 564	2010 ← FM 564	now
Spur 565	1987 ← US 287 (part)	1990 → US 287 Bus.
Loop 566	1988 ← US 277 (part)	1990 → US 277 Bus.
Loop 567	1986 ← FM 3478	now	Was there a Loop/Spur 568?
Loop 569	1987 ← US 380 (part)	1990 → US 380 Bus.
Loop 570	1990 ← US 87 (part)	now
Loop 571	1988 ← FM 454	now
Spur 572	1988	now
Loop 573	1988 ← US 59 (part)	now	was designated as Business US 59 in 1990
Loop 574	1988	now
Spur 575	1988	now
Spur 576	1988	now
Loop 577	1992	now	Was there a Loop/Spur 578?
Spur 579	1991	now
Spur 580	1991 ← US 80	now
Spur 581	1991 ← US 81	now
Spur 588	1989	now
Spur 589	1989 ← US 59	1990 → US 59 Bus.
Loop 590	1989	1994 → FM 509
Spur 591	1990	now
Loop 592	1990	now	unsigned
Loop 593	1991	1992	never built; construction rejected by Greenville
Spur 594	2006	now
Spur 600	1995	now
Spur 601	2007	now
Loop 635	1968	1974 → IH 635
Spur 729	2007 ← US 82	now	originally ran to US 82, but ramp was removed
Loop 820	1963 ← Loop 217 (part)	1977 → 183 (part)	section from IH 20 to IH 35W added in 1965, but became IH 820 (part) in 1969
Loop 1604	1977 ← FM 1604	now
Loop 1853	2020	now	number chosen to commemorate year Madison County was founded
Spur 1966	2012	now	initially designated as Spur 73, but changed to Spur 1966 a month later; number chosen to honor the NCAA championship won by the 1965-1966 then-Texas Western (now UTEP) Miners men's basketball team