ZIP Codes Box

Grant County, Washington ZIP codes

16ZIP codes
16Cities and towns
100,402People in ZIP areas
509Area code

Grant County is in Washington and the Pacific Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Grant County

ZIP codeCityTypePopulationMedian income
98823EphrataStandard12,188$73,074
98824GeorgePO Box only147$44,028
98832MarlinStandard87$31,964
98837Moses LakeStandard49,455$74,586
98848QuincyStandard12,854$87,714
98851Soap LakeStandard4,437$63,333
98853StratfordPO Box only6–
98857WardenStandard4,062$61,860
98860Wilson CreekPO Box only277$62,500
99115Coulee CityStandard1,369$62,708
99123Electric CityStandard977$87,841
99133Grand CouleeStandard1,115$68,854
99135HartlineStandard395$80,469
99321BeverlyStandard1,047$75,795
99349MattawaStandard8,143$61,333
99357Royal CityStandard3,843$57,034

Cities and towns in Grant County

Area codes in Grant County

Questions

How many ZIP codes are in Grant County, WA?
Grant County has 16 ZIP codes, 13 of them standard ZIP codes for street addresses.
What cities are in Grant County?
Grant County ZIP codes cover Beverly, Coulee City, Electric City, Ephrata, George, Grand Coulee, Hartline and Marlin and 8 other places.
What area code is Grant County, WA?
Grant County uses area code 509.
What time zone is Grant County in?
Grant County is in Pacific Time.

Other Washington counties