Mount Vernon, WA ZIP Codes
Mount Vernon, Washington has 2 ZIP codes: 2 for street addresses ( and ).
Your street decides which one you use.
Which Mount Vernon ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Mount Vernon ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Mount Vernon city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Mount Vernon ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 98273 | street delivery Mount Vernon |
| 98274 | street delivery Mount Vernon |
Why your mail may say Mount Vernon when you live outside it
Mount Vernon ZIP codes also cover Big Lake, Bay View and Clear Lake, so a letter addressed to Mount Vernon can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Skagit County property records show which city you are in.
Mount Vernon ZIP code questions
What is the main ZIP code for Mount Vernon?
98273, the ZIP code of the main Mount Vernon post office at 1207 Cleveland Ave.
What county is Mount Vernon in?
Skagit County.
ZIP codes for towns near Mount Vernon
More towns near Mount Vernon: Bothell, Shoreline, Kirkland, Redmond, Seattle, Bellevue, Sammamish, Issaquah, Bremerton.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections