Dallas County ZIP Codes
Iowa, United States · 15 codes
Dallas County in Iowa has 15 ZIP codes, from 50003 to 50276, serving 15 places.
ZIP codes in Dallas
Frequently asked questions
What is the ZIP code of Dallas?
Dallas has 15 ZIP codes, from 50003 to 50276. The table lists the places each one serves.
How many places are listed in Dallas County?
15 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.