Type Allocation Code

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The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI code used to uniquely identify wireless devices.

The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS or other IMEI-supporting wireless network.

The first two digits of the TAC are the Reporting Body Identifier. This indicates the GSMA-approved group that allocated the TAC.

Prior to April 1, 2004, the global standard for the IMEI started with a six-digit Type Approval Code followed by a two-digit Final Assembly Code (FAC). The Type Approval Code (also known as TAC) indicated that the particular device was approved by a national GSM approval body and the FAC identified the company that had built and assembled the device (which is not always the same as the brand name stamped on the device).

Effective on that date, many GSM member nations and entities (mainly Europe) moved away from requiring that devices be approved by national bodies, and towards a system where device manufacturers self-regulate the device market. As a result, a manufacturer now simply requests an eight-digit Type Allocation Code for a new phone model from the international GSM standards body, instead of submitting a device for approval to a national review body.

Both the old and new TAC uniquely identify a model of phone, although some models may have more than one code, depending on revision, manufacturing location, and other factors.

[edit] See also

[edit] Type Allocation Codes

TACs Manufacturer Model
01/124500 Apple iPhone
01/130000 Apple iPhone
01/136400 Apple iPhone
01/154600 Apple iPhone
01/161200 Apple iPhone 3G
01/193400 Apple iPhone 3G
01/180800 Apple iPhone 3G model MB704LL
01/181200 Apple iPhone 3G model MB496B
01/174400 Apple iPhone 3G model MB496RS
01/194800 Apple iPhone 3GS
01/216100 Apple iPhone 3GS
01/226800 Apple iPhone 3GS
01/215900 Apple iPhone 3GS model MC131B
01/241700 Apple iPhone 4
01/233800 Apple iPhone 4 model MC610LL
01/233700 Apple iPhone 4 model MC603B
01/233600 Apple iPhone 4 model MC608LL
01/243000 Apple iPhone 4 model MC603KS
350151 Nokia 3330
449337 Nokia 6210
35/685702 Nokia 6300
35/739804 Nokia N8
35/693803 Nokia N900
35/788104 Nokia N950
35/238402 Sony Ericsson K770i
35/3578/00 Samsung SGH-A800
35/837501 XDA Orbit 2
35/9721/00 Lobster 544

[edit] External links

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