51003
Alton, Sioux - United States
Postal code 51003 corresponds to Alton, Sioux, in Iowa (United States).
- Country
- United States (US)
- Department
- Iowa
- Municipality
- Sioux
- Coordinates
- 42.9782, -96.0173Degrees, minutes, seconds: 42°58'42"N 96°01'02"W
- Time zone
- America/New_York (UTC-5)
- Dialing code
- +1
How to write the address
Alton, Iowa 51003 United States
Nearby codes