Social Security Number Prefixes by State
Prefix Lookup
Search historical SSN area numbers
| Prefix | State Code | State Name |
|---|---|---|
| 526 | NM | New Mexico |
| 526 | AZ | Arizona |
| 527 | AZ | Arizona |
| 527 | NM | New Mexico |
| 528 | NM | New Mexico |
| 528 | UT | Utah |
| 529 | UT | Utah |
| 529 | NM | New Mexico |
| 530 | NM | New Mexico |
| 530 | NV | Nevada |
| 531 | NM | New Mexico |
| 531 | WA | Washington |
| 532 | WA | Washington |
| 532 | NM | New Mexico |
| 533 | WA | Washington |
| 533 | NM | New Mexico |
| 534 | NM | New Mexico |
| 534 | WA | Washington |
| 535 | WA | Washington |
| 535 | NM | New Mexico |