store:
 location:

US Post Office, 915 Kosciusko Ave, Grenville, South Dakota, 57239-9998

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


  1. Grenville
    915 Kosciusko Ave Grenville SD 57239-9998

    Hours(Opening & Closing Times):
    Mon - Fri 10:00am - 2:15pm Sat 10:00am - 11:15am Sun Closed

    Phone Number: (605) 486-4804

    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 Grenville 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.