ZIP code · Mesa · Washington · United States

ZIP code 99343 — Mesa

Name: Mesa (99343)
Address: Washington, 99343, US

ZIP code 99343 serves Mesa, Washington.

Postal code: 99343
Single source Value from one source, not cross-checked.
City: Mesa
County: Franklin
State: Washington
Country: United States
Coordinates: 46.5782, -119.1373 — precision precise (locality)
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Nearby localities

99330Eltopia · 12 km
99326Connell · 24 km
99354Richland · 31 km
99344Othello · 32 km
99353West Richland · 34 km
99301Pasco · 37 km
99352Richland · 38 km
99302Pasco · 38 km
99336Kennewick · 41 km
99320Benton City · 43 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page