ZIP Code 70342 – Berwick, LA
Berwick, Louisiana · St. Mary Parish · Central time
| ZIP code | 70342 |
|---|---|
| City | Berwick |
| State | Louisiana |
| County | St. Mary Parish |
| Population | 4,607 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 7.46 sq mi |
| Center (lat, long) | 29.6931, -91.2383 |
Area codes in this area
These are the area codes that most often serve ZIP 70342 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 70342
ZIP code 70342 is assigned to Berwick, Louisiana. It lies in St. Mary Parish. Its Census area covers about 7.46 square miles of land. The closest neighboring ZIP is 70381 (Morgan City), about 1.3 miles away.
Every address in 70342 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources