403 cities · 604 ZIP codes · 39 counties
UtilityFinder tracks utility providers across 403 cities and 604 ZIP codes in Washington, covering electric, natural gas, water, sewer, trash, and internet service. Washington has a traditional regulated electricity market. Residential electric service is provided by the investor-owned, municipal, or cooperative utility serving your address — customers do not choose their supplier. The average residential electricity rate in Washington is 11.9¢ per kWh, approximately 28% below the national average of 16.48¢.