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Gregg's Substation and Casino


Gregg's Substation and Casino is in Sioux Falls, South Dakota and is open mon-sat 9am-2am, sun 11:30am-2am.

Gregg's Substation and Casino Address

1000 West 41st Street
Sioux Falls, South Dakota 57105
United States

Contact Information
General Information - (605) 332-5454
FAX - (605) 332-3911
Gaming Machines
  • Gregg's Substation and Casino has 10 total slots.