首页 Customer Service Pay/View My Bill PAY/VIEW MY BILL Questions about your bill? Visit our FAQ page Welcome to Mesa Water’s online payment options. Here you can register for online options to go paperless, view bills, set up autopay or make a one-time payment. Mesa Water District is pleased to offer residents an easy and convenient method to view and pay their water use bills online. For a step-by-step guide on how to register please click here. Register a New Account • Make a One-time Payment Access Online Bill Pay Pay by Phone Call 877.493.5093 No fee or additional charge for this service. U.S. Mail Mesa Water District Payment Processing Center P.O. BOX 6513 Pasadena, CA 91109 Please allow a minimum of 7 days or a full week for delivery. In Person Mesa Water District 1965 Placentia Avenue Costa Mesa, CA 92627 Our office hours are as follows and you can get directions here. Monday - Thursday 7:30 a.m. - 5:00 p.m. Friday 8:00 a.m. - 5:00 p.m. Drop box - payments after hours or on weekends and holidays can be delivered to the drop box to the left of Mesa Water's front door. Payments left in the drop box will be processed on the next business day. Customer Service Billing Explanation Pay/View My Bill Rates and Fees Service Area Water Bill FAQ