This postal code is assigned to Alton Municipality , Iowa, United States. This location-level postal code helps ensure accurate mail delivery and location identification.
When sending mail or packages to this area, use the postal code below to ensure accurate and timely delivery.
Recipient Name
House #, Street Name
Alton
Iowa
51003
United States
This postal code is assigned to Alton Municipality , Iowa, United States. This location-level postal code helps ensure accurate mail delivery and location identification.
When sending mail or packages to this area, use the postal code below to ensure accurate and timely delivery.
Recipient Name
House #, Street Name
Alton
Iowa
51003
United States
Include this postcode on all letters and packages sent within United States.
For international deliveries, include "United States" on the last address line after the postcode.
This postcode covers Iowa → Alton in United States.
Yes. 51003 is an active postcode for Iowa → Alton in United States. It follows the 5-character format used in this country.
Search by state and county to find the correct postcode in United States. Search Postcodes
Found incorrect info for 51003?
Include this postcode on all letters and packages sent within United States.
For international deliveries, include "United States" on the last address line after the postcode.
This postcode covers Iowa → Alton in United States.
Yes. 51003 is an active postcode for Iowa → Alton in United States. It follows the 5-character format used in this country.
Search by state and county to find the correct postcode in United States. Search Postcodes
Found incorrect info for 51003?