Palo Alto County ZIP Codes
Iowa, United States · 8 codes
Palo Alto County in Iowa has 8 ZIP codes, from 50515 to 51358, serving 8 places.
ZIP codes in Palo Alto
Frequently asked questions
What is the ZIP code of Palo Alto?
Palo Alto has 8 ZIP codes, from 50515 to 51358. The table lists the places each one serves.
How many places are listed in Palo Alto County?
8 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.