ZIP code 51003 is located in Alton, Iowa. This area is part of the IA postal region.
Alton is served by ZIP code 51003. The timezone for this area is America/Chicago.
51003 Overview
Alton, Iowa
ZIP BOUNDARY
Geographic Information
STATE
Iowa (IA)
CITY
Alton
TIMEZONE
America/Chicago
COORDINATES
42.9836, -95.9864
About ZIP Code 51003
Frequently Asked Questions
What city is ZIP code 51003 in?
51003 is in Alton, Iowa.
What state is 51003 in?
ZIP code 51003 is in Iowa (IA).
What is the timezone for 51003?
The timezone is America/Chicago.
Data Disclaimer
Data is for informational purposes only. Please verify through official sources like USPS.