Home Customer Service CUSTOMER SERVICE How Can We Help You? Mesa Waterās Customer Services counter is located in the lobby of our offices at 1965 Placentia Ave. in Costa Mesa. Our helpful staff is available in person or via phone to help customers start or stop service, pay a bill, or address any questions or concerns. Call Customer Services at 949.631.1200. Hours of Operation Monday-Thursday: 7:30 a.m. to 5:00 p.m. Friday: 8:00 a.m. ā 5:00 p.m. Closed holidays. Is this an Emergency? Call 949.631.1200 any time to report water service interruptions or problems. Need to View or Pay your Bill Online? Visit the Pay My Bill page. Need to Start/Stop Water Service? Call 949.631.1200. This action requires 2 days notice. Billing Explanation Get a breakdown of the charges on your bill and how they are calculated. Pay/View My Bill Find the most convenient way to pay and view your water bill. Rates and Fees View a detailed breakdown of charges and fees related to your water service. Service Area Find out if your property is within Mesa Waterās service area. Water Bill FAQ Get answers to your billing questions. Visit the Mesa Water Vending Machine Visit our water vending machine at 1965 Placentia Ave to fill your clean, reusable water bottles for just 5 cents a gallon. Open 24 hours. Fillable in 1, 3, and 5-gallon sized bottles. The machine dispenses tap water filtered by activated carbon filtration and ultraviolet light for disinfection. MĆ”quina dispensadora de agua Por favor visite nuestra mĆ”quina dispensadora de aguaĀ en 1965 Placentia Ave. para llenar sus botellas de agua limpias y reutilizables por 5 centavos por galĆ³n. Abierto las 24 horas. Se pueden rellenar botellas de 1, 3 y 5 galones. La mĆ”quina dispensa el agua del grifo filtrada por filtraciĆ³n de carbĆ³n activado y luz ultravioleta para la desinfecciĆ³n. Take Our Online Survey Thank you for visiting Mesa Water District. It has been our pleasure to serve you. We appreciate your comments regarding your experience with us today. Share your feedback with us