Social Security Number Prefixes by State
Prefix Lookup
Search historical SSN area numbers
| Prefix | State Code | State Name |
|---|---|---|
| 177 | PA | Pennsylvania |
| 178 | PA | Pennsylvania |
| 179 | PA | Pennsylvania |
| 180 | PA | Pennsylvania |
| 181 | PA | Pennsylvania |
| 182 | PA | Pennsylvania |
| 183 | PA | Pennsylvania |
| 184 | PA | Pennsylvania |
| 185 | PA | Pennsylvania |
| 186 | PA | Pennsylvania |
| 187 | PA | Pennsylvania |
| 188 | PA | Pennsylvania |
| 189 | PA | Pennsylvania |
| 190 | PA | Pennsylvania |
| 191 | PA | Pennsylvania |
| 192 | PA | Pennsylvania |
| 193 | PA | Pennsylvania |
| 194 | PA | Pennsylvania |
| 195 | PA | Pennsylvania |
| 196 | PA | Pennsylvania |