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 Snohomish County Address Data
Businesses Addresses: 22,413
PO Box Addresses: 15,437
Residential Addresses: 339,596
Multi-Family Addresses: 54,681
Single Family Addresses: 281,432
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Map of Snohomish County, WA ZIP Codes With Actual (Default) City Names