605-332-5454 | Serving Sioux Falls, SD

Home of the Fun Bun


Gregg's Substation And Casino

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Fresh and delicious subs

You'll be glad to know that quality meat, fresh vegetables, and great bread are the key ingredients of our 33 subs.


We have 7 kinds of bread, 5 types of cheese, and 11 different garnishing options.

We’re a local, family owned restaurant with a variety of gaming machines. We have been in our current location for 33 years. Bring your friends and try your luck at our casino. Contact us to learn more about our weekly lucky draws and the other exciting games we have.

Learn more about Gregg's Substation & Casino 

Are you a regular customer? You can benefit from our stamp cards each time you visit us!


For doorstep delivery service, contact us now!


Gregg Forsaith, along with some partners, opened Gregg's Substation & Casino in February of 1976 in downtown Sioux Falls, SD. It was one of the first fresh sandwich stops in the city.


Our delectable food, lively casino, and friendly ambiance have attracted our loyal customers.

Visit our casino and get lucky today

Staff Inside our restaurant Screen Shot 2017-12-09 at 9.02.50 AM Screen Shot 2017-12-09 at 9.07.55 AM