St. Mary Parish, Louisiana
7 ZIP codes · 558.53 sq mi of land · FIPS 22101
| Population | 47,828 |
|---|---|
| State | Louisiana |
| FIPS code | 22101 |
| Time zone | Central |
| Land area | 558.53 sq mi |
| Center (lat, long) | 29.6293, -91.4638 |
Area codes in this area
These are the area codes that most often serve St. Mary Parish (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
AmeliaBerwickPattersonBaldwinCentervilleCharentonFranklin
ZIP codes in St. Mary Parish
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.