US Post Office, 115 S Main St, Mount Vernon, South Dakota, 57363-9998

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

  1. Mount Vernon
    115 S Main St Mount Vernon SD 57363-9998

    Hours(Opening & Closing Times):
    Mon - Fri 7:00am - 11:15am 12:45pm - 4:30pm Sat 7:00am - 9:00am Sun Closed

    Phone Number: (605) 236-5367

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

    Correct this information

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 Mount Vernon 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.

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