51040
Onawa, Monona - United States
Postal code 51040 corresponds to Onawa, Monona, in Iowa (United States).
- Country
- United States (US)
- Department
- Iowa
- Municipality
- Monona
- Coordinates
- 42.037, -96.1072Degrees, minutes, seconds: 42°02'13"N 96°06'26"W
- Time zone
- America/New_York (UTC-5)
- Dialing code
- +1
How to write the address
Onawa, Iowa 51040 United States
Nearby codes