store:
 location:

US Post Office, 100 Mcmullen Ave, New Castle, Delaware, 19720-9996

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


  1. Manor
    100 Mcmullen Ave New Castle DE 19720-9996

    Hours(Opening & Closing Times):
    Mon - Fri 9:00am - 1:00pm 2:00pm - 5:00pm Sat 8:00am - 11:30am Sun Closed

    Phone Number: (302) 328-5893

    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 New Castle 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.