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Cowlitz County, Washington ZIP Codes

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ZIP Codes in Cowlitz County with Associated Cities & Towns

Cowlitz County, WA - Standard ZIP Codes
98581 | 98593 | 98601 | 98603 | 98609 | 98611 | 98616 | 98625 | 98626 | 98632 | 98645 | 98649 | 98674
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 Cowlitz County Address Data

  • Businesses Addresses: 3,168
  • PO Box Addresses: 5,835
  • Residential Addresses: 45,553
    • Multi-Family Addresses: 4,478
    • Single Family Addresses: 41,075

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Map of Cowlitz County, WA ZIP Codes With Actual (Default) City Names

Ariel
Carrolls
Castle Rock
Cougar
Kalama
Kelso
Longview
Ryderwood
Silverlake
Toutle
Woodland


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