Grant County Washington Zip Codes

Cities in

Below are a list of the cities located in Grant County, WA. There are 16 total unique zip codes in Grant County, Washington. The time zone for Grant County is the Pacific Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 53025.

The population in Grant County, WA is currently 100,297. That is an increase of 12.36% vs the population of 89,120 in 2010.


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