store:
 location:

US Post Office, 501 Delaware St, New Castle, Delaware, 19720-9998

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


  1. New Castle
    501 Delaware St New Castle DE 19720-9998

    Hours(Opening & Closing Times):
    Mon - Fri 8:30am - 5:00pm Sat 7:30am - 1:30pm Sun Closed

    Phone Number: (302) 328-2392

    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.