store:
 location:

US Post Office, 16731 Santa Ana Ave, Fontana, California, 92337-9997

Store Hours of Operation, Location & Phone Number for US Post Office


  1. Southside
    16731 Santa Ana Ave Fontana CA 92337-9997

    Hours(Opening & Closing Times):
    Mon - Fri 10:00am - 6:00pm Sat - Sun Closed

    Phone Number: (323) 467-1015

    Customer Service Email or Contact:
    http://faq.usps.com/adaptivedesktop/faq.jsp?ef=USPSFAQ&dest=EmailUs

The map and information below will help you find the closest US Post Office near you. Need to know what time US Post Office in Fontana opens or closes, or whether it's open 24 hours a day? Read below for business times, daylight and evening hours, street address, and more.