Washington State City Government Listing: C
Last update: December 16, 2005- Camano Island
- Camas (Clark County)
- Carbonado (Pierce County)
- Carlsborg
- Carlton
- Carnation (King County)
- Carrolls (Cowlitz)
- Carson (Skamania County)
- Cascade Park (Clark County)
- Cashmere
- Castle Rock (Cowlitz County)
- Cathlamet
- Centerville (Klickitat County)
- Centralia
- Chattaroy (Spokane County)
- Chehalis (Lewis County)
- Chelan
- Chelan Falls (Chelan County)
- Cheney
- Chewelah
- Chimacum
- Chinook
- Cinebar (Lewis County)
- Callam Bay (Callam County)
- Clarkston
- Clayton (Stevens County)
- Cle Elum
- Clearlake (Skagit County)
- Clinton
- Clyde Hill
- Colbert
-
Colfax
- Colfax.com (Chamber of Commerce)
- College Place
- Colton (Whitman County)
- Colville
- Conconully (Okanogan County)
- Concrete
- Connell (Franklin County)
- Conway
- Copalis Beach (Grays Harbor County)
- Copalis Crossing (Grays Harbor County)
- Cosmopolis
- Cougar
- Coulee City
- Coulee Dam
- Coupeville (Island County)
- Covington
- Cowiche
- Creston (Lincoln County)
- Crown Point Vista (Douglas County)
- Cunningham (Adams County)
- Curlew (Ferry County)
- Curtis (Lewis County)
- Cusick (Pend Oreille County)
- Custer