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: 22,480
PO Box Addresses: 15,693
Residential Addresses: 337,538
Multi-Family Addresses: 54,602
Single Family Addresses: 279,395
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Map of Snohomish County, WA ZIP Codes With Actual (Default) City Names