Fostoria, IA zip code
Fostoria, Iowa uses one zip code: 51340. Most of it is in Clay County. Together these zip codes are home to about 75 people.
Zip codes
1
Population
75
All zips combined
Largest zip
51340
75 residents
Zip codes in Fostoria
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 51340 | 75 | $90,250 |