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Home/United States/Iowa

Iowa postal codes

Updated 2026-11-09
1,055 codes934 places5 digits

Popular places

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Des Moines 57Cedar Rapids 14Sioux City 9Davenport 9Iowa City 6Dubuque 5Ames 5Waterloo 4Clinton 4Urbandale 3Council Bluffs 3Boone 3West Des Moines 2Shenandoah 2Red Oak 2Melcher Dallas 2Mason City 2Harlan 2Fairfield 2Clarion 2Cedar Falls 2Ankeny 2Amana 2Zwingle 1

Format

Format
5 digits
Example
90210
Codes
1,055
Places
934
Ad slot · 300×250

Codes

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500015000250003500055000650007500085000950010500115001250013500145002050021500225002350025500265002750028500295003150032500335003450035500365003750038500395004050041500425004350044500465004750048500495005050051500525005450055500565005750058

FAQ

How many codes does Iowa have?

1,055 unique codes.

Updated 2026-11-09. Attribution in Data & license.