store:
 location:

US Post Office, 1590 Adams Ave, Costa Mesa, California, 92628-9998

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


  1. Costa Mesa
    1590 Adams Ave Costa Mesa CA 92628-9998

    Hours(Opening & Closing Times):
    Mon - Fri 8:30am - 6:30pm Sat 9:00am - 3:00pm Sun Closed

    Phone Number: (714) 546-5022

    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 Costa Mesa 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.