Utilities in Ontario, California

Municipal utility departments serve residents and businesses of Ontario with essential services including water, sewer, electricity, and in some cases natural gas or solid waste collection. There are 6 Utilities locations in Ontario, California.

If you are moving to or within Ontario, you will need to contact the local utility department to establish service at your new address. In many cities, separate departments or providers handle electric, water, and gas service — confirm which agencies serve your specific address before scheduling service start dates.

Residents of Ontario can typically manage utility accounts — including bill payment, service requests, and outage reporting — through the utility's website or mobile app. If you need to speak with someone in person, bring a valid photo ID and your account number to your utility's customer service office during business hours.

You may also find Utilities locations in nearby cities including Chino, Rancho Cucamonga, Ontario.