store:
 location:

US Post Office, 121 E Armour St, Seneca, Illinois, 61360-9700

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


  1. Seneca
    121 E Armour St Seneca IL 61360-9700

    Hours(Opening & Closing Times):
    Mon - Fri 9:00am - 12:30pm 1:30pm - 4:30pm Sat 9:00am - 11:00am Sun Closed

    Phone Number: (815) 357-8393

    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 Seneca 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.