Social Security Number Prefixes by State
Prefix Lookup
Search historical SSN area numbers
| Prefix | State Code | State Name |
|---|---|---|
| 586 | AS | American Samoa |
| 586 | PI | Philippine Islands |
| 700 | RR | Railroad Board |
| 701 | RR | Railroad Board |
| 702 | RR | Railroad Board |
| 703 | RR | Railroad Board |
| 704 | RR | Railroad Board |
| 705 | RR | Railroad Board |
| 706 | RR | Railroad Board |
| 707 | RR | Railroad Board |
| 708 | RR | Railroad Board |
| 709 | RR | Railroad Board |
| 710 | RR | Railroad Board |
| 711 | RR | Railroad Board |
| 712 | RR | Railroad Board |
| 713 | RR | Railroad Board |
| 714 | RR | Railroad Board |
| 715 | RR | Railroad Board |
| 716 | RR | Railroad Board |
| 717 | RR | Railroad Board |