Water Providers in Maricopa County
- Arizona Water Company - Bisbee
- Arizona Water Company - Lakeside
- Arizona Water Company - Miami - Claypool
- Arizona Water Company - Oracle
- Arizona Water Company - Overgaard
- Arizona Water Company - Pinewood
- Arizona Water Company - San Manuel
- Arizona Water Company - Sedona
- Arizona Water Company - Sierra Vista
- Arizona Water Company - White Tanks
- Cave Creek Water
- City Of Buckeye Water
- City Of Buckeye Water - Festival Ranch
- City Of Buckeye Water Sonora - Sundance
- City Of Buckeye Water - Tartesso Water System
- City Of Buckeye Water - Valencia Town Division
- City Of Peoria Water
- City of Scottsdale Water
- City Of Surprise Water
- City Of Surprise Water - Desert Oasis
- City Of Tolleson Water
- Community Water of Green Valley
- El Mirage Water
- Epcor - North East Agua Fria
- Epcor - North Mohave Valley
- Epcor Water (Agua Fria District)
- Epcor Water - Paradise Valley - Scottsdale
- Green Valley Water
- Phoenix Water
- Pima Utility Company
- Rose Valley Water
- Salt River Pima Maricopa Indian Community - Talking Stick Resort Water System
- Salt River Public Works
- Sunrise Water
- Town Of Wickenburg Utilities
Water Providers by City
- Buckeye
- Cave Creek
- El Mirage
- Green Valley
- Peoria
- Phoenix
- Scottsdale
- Sun Lakes
- Surprise
- Tolleson
- Wickenburg
