Clean pumps! The store looks updated and new from the outside. Inside is being renovated and…read morethere's only one bathroom right now. It's got a log cabin feel to it. Prices for gas aren't too exorbitant for being in the middle of nowhere, about five cents more than the station across the street though. There's an ice machine in the front if you're looking for some during your travels. Also there is a sign advertised as serving Allsup's World Famous Burrito here. It's kind of a grocery store, just higher priced like a convenient store.

From the owner: Yesway was founded on a simple idea: convenience stores should be...well, convenient! Because,…read moretruth be told, thats not always the case. Thats why our redesigned stores, our product and food service offerings, our loyalty program and our employees all reflect and support our brand promises of being customer-friendly, inviting and efficient. It all adds up to an enhanced shopping experience that provides terrific, neighborly customer service. At Yesway youll find: Cold & Hot Drinks, Snacks, Hot Foods, Alcohol, Western Union, ATM, e85, Diesel, Restrooms.

We made sure to stop here before our tank was on empty!…read more Big D Oil in Custer, South Dakota sells Sinclair gasoline. Gas price was fair for the area, and really cheap compared to the prices we are used to in California. Convenience store was decent size. Good stop to make in Custer, SD.

This is my second favorite gas station in town. Great gas and customer service. Better stop before…read moreyou are on empty!

My family stopped here for snacks and a bathroom break during our vacation. It's a nice convenience…read morestore with friendly, kind employees. I'm attaching a photo I took of a flier that was in one of the bathroom stalls. I will always shop at stores that try to help human trafficking victims. The next time I'm in Custer, this Conoco station will be where I buy fuel and snacks. Thank you for being good people!

I stopped here for gas, as they discount it if you pay with cash. I had just over half a tank when…read moreI pulled in, yet the total full amount turned out to be more than half of my tank size. I couldn't find a weights and measures sticker, but not sure what the laws are here. Anyway, I'm a little skeptical about the amount pumped vs the amount I was charged for. The attendant at the counter was friendly.

Common Cents is the 7-11 of South Dakota…read more No, that's not a joke. They've got the same roller dogs, same flavored drinks... same everything. Plus gas, which not all the 7-11's have. Food quality's the same, too. I.e., it's good for convenience store food, but it is still convenience store food. I wonder if anyone's told 7-11 about this place?

Great service and the best gas prices in the hills by 5-10 cents a gallon. What more do you need…read moreyou know?

Simple gas station with average prices. The whole place has 4 gas pumps. Its about 5 cents cheaper…read moreto pay cash.. but they do accept credit card as well (not like arco). The convenient store offers snacks from chips to dairy products. They also sell lotto tickets here.

This grocery store has an excellent selection if you are staying in Custer or Custer State Park…read more They have a large selection of fresh fruit and vegetables. Everything in the store is clearly laid out. They also have a wide variety of all kinds of items as well as liquor. The service was excellent and everyone was really friendly. Our lodge has a kitchen so this place worked out so nicely to shop here and stock up. The store is very clean. When we checked out we got a receipt and a code for 10 cents off gas at their gas station next door. An all around great experience and we saved a lot of money shopping here rather than dining out.

Solid neighborhood grocery store for everyday basics -- clean, organized, and convenient. Prices…read moreare reasonable and staff is friendly. My only real issue is the lack of organic options. No organic produce, very limited natural or health-focused products. For a quick run it does the job, but health-conscious shoppers will likely leave wanting more.​​​​​​​​​​​​​​​​

Basic, basic, basic. The lady at the gift shop in Mount Rushmore suggested that these folks might…read morehave postcard stamps and so I made a stop here for stamps, snacks and a drink. They had stamps, but they'd only sell me one. Strange. But they had candy bars and they had cold water. So there was that.

Small town gas station and c store. A very basic gas station with a couple pumps, and inside you…read morewill find the most basic of basics. Ice, cold beer (plain Jane domestic), snacks and that is about it. Sparse and dated, but if you are in Keystone, this is about it, so you might as well stop and fill up.

Coffee is fresh cheap and love that you can sweeten it as you like. Bathrooms are cleanread more

Usually the cheapest for gas. Even with the newly remodeled store they still can't seem to keep…read morewindows wash stations full or trash cans empty. I rarely go inside.

Cute store! Looks clean too…read more The gas pumps looks tidy and had enough space for everyone to like in for a fill up.

Don't get ripped off! The price on the sign is the cash price and is 50 cents LOWER than credit…read morecard price. IMHO this is false advertising. Note the station employee said 'everyone does it.'