Social Security Number Prefixes by State
Prefix Lookup
Search historical SSN area numbers
| Prefix | State Code | State Name |
|---|---|---|
| 386 | MI | Michigan |
| 387 | WI | Wisconsin |
| 388 | WI | Wisconsin |
| 389 | WI | Wisconsin |
| 390 | WI | Wisconsin |
| 391 | WI | Wisconsin |
| 392 | WI | Wisconsin |
| 393 | WI | Wisconsin |
| 394 | WI | Wisconsin |
| 395 | WI | Wisconsin |
| 396 | WI | Wisconsin |
| 397 | WI | Wisconsin |
| 398 | WI | Wisconsin |
| 399 | WI | Wisconsin |
| 400 | KY | Kentucky |
| 401 | KY | Kentucky |
| 402 | KY | Kentucky |
| 403 | KY | Kentucky |
| 404 | KY | Kentucky |
| 405 | KY | Kentucky |