ZIP Code 70450 – Mount Hermon, LA
Mount Hermon, Louisiana · Washington Parish · Central time
| ZIP code | 70450 |
|---|---|
| City | Mount Hermon |
| State | Louisiana |
| County | Washington Parish |
| Population | 2,921 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 73.56 sq mi |
| Center (lat, long) | 30.9425, -90.2617 |
Area codes in this area
These are the area codes that most often serve ZIP 70450 (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 70450
ZIP code 70450 is assigned to Mount Hermon, Louisiana. It lies in Washington Parish. Its Census area covers about 73.56 square miles of land. The closest neighboring ZIP is 70438 (Franklinton), about 11.7 miles away.
Every address in 70450 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