AT&T Mobility phone numbers
AT&T Mobility holds 18,727 phone prefixes in 53 states and territories.
Mobile carrier Numbers in this prefix were assigned to a mobile carrier.
What it means. A mobile number is the most common kind of caller. Real people and businesses use them, and so do scammers who take over or spoof them. A mobile carrier's name doesn't tell you whether the caller is honest.
See why the number on your screen can be faked.
Where AT&T Mobility numbers are
| State | Prefixes |
|---|---|
| California | 2,185 |
| Texas | 1,830 |
| Florida | 1,056 |
| Illinois | 1,032 |
| New York | 945 |
| Pennsylvania | 795 |
| Georgia | 759 |
| Michigan | 706 |
| Ohio | 552 |
| New Jersey | 523 |
| Missouri | 432 |
| Alabama | 428 |
Area codes with the most AT&T Mobility prefixes
912155 832147 229138 917136 210129 956129 209128 559123 479118 256114 573113 318111 214110 870107 708107 619104 630103 405102 314101 715100 47098 61898 27098 33798 51298 38597 60695 31395 91893 90193
About 68% of these prefixes are pooled (shared with other carriers in blocks). The carrier on any one number can differ if the owner switched carriers. Source: NANPA central office code records, 2026-10-10.