SSN area numbers by state and territory
The first three digits of a pre-randomization SSN pointed to a state, territory, or special assignment group. Some area numbers were reassigned or shared, so a single area can map to more than one jurisdiction.
| Jurisdiction | Type | Area ranges |
|---|---|---|
| Alabama AL | state | 416-424 |
| Alaska AK | state | 574 |
| American Samoa AS | territory | 586 |
| Arizona AZ | state | 526-527, 600-601, 764-765 |
| Arkansas AR | state | 429-432, 676-679 |
| California CA | state | 545-573, 602-626 |
| Colorado CO | state | 521-524, 650-653 |
| Connecticut CT | state | 040-049 |
| Delaware DE | state | 221-222 |
| District of Columbia DC | state | 577-579 |
| Enumeration at Entry | program | 729-733 |
| Florida FL | state | 261-267, 589-595, 766-772 |
| Georgia GA | state | 252-260, 667-675 |
| Guam GU | territory | 586 |
| Hawaii HI | state | 575-576, 750-751 |
| Idaho ID | state | 518-519 |
| Illinois IL | state | 318-361 |
| Indiana IN | state | 303-317 |
| Iowa IA | state | 478-485 |
| Kansas KS | state | 509-515 |
| Kentucky KY | state | 400-407 |
| Louisiana LA | state | 433-439, 659-665 |
| Maine ME | state | 004-007 |
| Maryland MD | state | 212-220 |
| Massachusetts MA | state | 010-034 |
| Michigan MI | state | 362-386 |
| Minnesota MN | state | 468-477 |
| Mississippi MS | state | 425-428, 587-588, 752-755 |
| Missouri MO | state | 486-500 |
| Montana MT | state | 516-517 |
| Nebraska NE | state | 505-508 |
| Nevada NV | state | 530, 680 |
| New Hampshire NH | state | 001-003 |
| New Jersey NJ | state | 135-158 |
| New Mexico NM | state | 525, 585, 648-649 |
| New York NY | state | 050-134 |
| North Carolina NC | state | 232, 237-246, 681-690 |
| North Dakota ND | state | 501-502 |
| Ohio OH | state | 268-302 |
| Oklahoma OK | state | 440-448 |
| Oregon OR | state | 540-544 |
| Pennsylvania PA | state | 159-211 |
| Philippine Islands | historic | 586 |
| Puerto Rico PR | territory | 580-584, 596-599 |
| Railroad Board | program | 700-728 |
| Rhode Island RI | state | 035-039 |
| South Carolina SC | state | 247-251, 654-658 |
| South Dakota SD | state | 503-504 |
| Tennessee TN | state | 408-415, 756-763 |
| Texas TX | state | 449-467, 627-645 |
| Utah UT | state | 528-529, 646-647 |
| Vermont VT | state | 008-009 |
| Virgin Islands VI | territory | 580 |
| Virginia VA | state | 223-231, 691-699 |
| Washington WA | state | 531-539 |
| West Virginia WV | state | 232-236 |
| Wisconsin WI | state | 387-399 |
| Wyoming WY | state | 520 |