Social Security Number Prefixes by State
Prefix Lookup
Search historical SSN area numbers
| Prefix | State Code | State Name |
|---|---|---|
| 021 | MA | Massachusetts |
| 022 | MA | Massachusetts |
| 023 | MA | Massachusetts |
| 024 | MA | Massachusetts |
| 025 | MA | Massachusetts |
| 026 | MA | Massachusetts |
| 027 | MA | Massachusetts |
| 028 | MA | Massachusetts |
| 029 | MA | Massachusetts |
| 030 | MA | Massachusetts |
| 031 | MA | Massachusetts |
| 032 | MA | Massachusetts |
| 033 | MA | Massachusetts |
| 034 | MA | Massachusetts |
| 035 | RI | Rhode Island |
| 036 | RI | Rhode Island |
| 037 | RI | Rhode Island |
| 038 | RI | Rhode Island |
| 039 | RI | Rhode Island |
| 040 | CT | Connecticut |