List of Interstate Highways in Mississippi

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I-55.svgI-269.svg
Standard route shields
Highway names
Interstates Interstate X (I-X)
US Highways U.S. Route X (US X)
State Mississippi Highway X (MS X)
System links

In the U.S. state of Mississippi, Interstate Highways are maintained by the Mississippi Department of Transportation (MDOT).

Primary highways[edit]

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-10 77.056 124.010 I-10 at Louisiana state line (East Pearl River) east of Slidell I-10 at Alabama state line near Missala
I-14 proposed Proposed across the central part of the state, from the Louisiana state line (Mississippi River) near Natchez to the Alabama state line near Meridian
I-20 154.5 248.6 I-20 at Louisiana state line (Vicksburg Bridge) near Vicksburg I-20/I-59 at Alabama state line near Kewanee
I-22 106.0 170.6 US 78 in Byhalia I-22 at Alabama state line east of Tremont
I-55 290.41 467.37 I-55 at Louisiana state line near Osyka I-55 at Tennessee state line near Southaven
I-59 169 272 I-59 at Louisiana state line (East Pearl River) near Nicholson I-20/I-59 at Alabama state line near Kewanee
I-69 23.390 37.643 MS 304/713 east of Burns I-55 north of Hernando Present highway co-signed with I-55 from eastern terminus to Tennessee state line. Proposed section to run from western terminus using existing US 61 roadbed to Greenville Bridge near Refuge

Auxiliary highways[edit]

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-110 4.10 6.60 US 90 I-10
I-220 12.01 19.33 I-20 I-55 Beltway around northwestern Jackson
I-269 23.79 38.29 MS 305 I-269 at Tennessee state line near Southaven Proposed outer beltway of Memphis; half of Mississippi’s section open, and the entirety of Tennessee's section is open

See also[edit]

References[edit]