Franklin County, Washington ZIP Codes

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ZIP Codes in Franklin County with Associated Cities & Towns

Franklin County, WA - Standard ZIP Codes
99301 | 99326 | 99330 | 99343 | 99344
Franklin County, WA - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
99302 | 99335
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.
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Map of Franklin County, WA ZIP Codes With Actual (Default) City Names

Connell
Eltopia
Kahlotus
Mesa
Pasco

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