City · Louisiana · United States
Franklin, LA — ZIP codes
1 ZIP code · St. Mary County
- City
- Franklin
- County
- St. Mary
- State
- Louisiana
- Country
- United States
- Postal code
- 70538Single source
- Coordinates
- 29.7857, -91.5026 View on OpenStreetMap
- Area code
- 337
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 70538 | Franklin | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Last generated : 2026-08-21. Report an error.