ZIP Code 51340 – Fostoria, IA
Fostoria, Iowa · Clay County · Central time
| ZIP code | 51340 |
|---|---|
| City | Fostoria |
| State | Iowa |
| County | Clay County |
| Population | 75 |
| Time zone | Central · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 0.12 sq mi |
| Center (lat, long) | 43.2405, -95.1561 |
Area codes in this area
These are the area codes that most often serve ZIP 51340 (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 51340
ZIP code 51340 is assigned to Fostoria, Iowa. It lies in Clay County. Its Census area covers about 0.12 square miles of land. The closest neighboring ZIP is 51351 (Milford), about 5.3 miles away.
Every address in 51340 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