Where do I send my Rancho Cucamonga Municipal Utility (RCMU) payment?
Payments (note – please do not send cash) may be mailed to: Rancho Cucamonga Municipal Utility P.O. Box 2300 Rancho Cucamonga, CA 91729-2300 Payments may also be made in person at City Hall during regular business hours. Payments must be received by 5:00pm to be processed same-day. Click on the following link to see the City Hall hours of operations – City Hall Hours At this time, RCMU does not accept bill payments online.