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Washington County, Iowa ZIP Codes

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ZIP Codes in Washington County with Associated Cities & Towns

Washington County, IA - Standard ZIP Codes

52201 | 52247 | 52248 | 52327 | 52353 | 52356 | 52359 | 52540 | 52585 | 52621 | 52641 | 52654 | 52738

Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.

ZIP Codes in Washington County Address Data

Businesses Addresses: 1,639
PO Box Addresses: 1,559
Residential Addresses: 16,890

Multi-Family Addresses: 899
Single Family Addresses: 15,991

Map of Washington County, IA ZIP Codes With Actual (Default) City Names

Ainsworth
Brighton
Crawfordsville
Kalona
Riverside
Washington
Wellman
West Chester

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