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.

Due to this covid I was a little shocked at about the time of 5:30 to 5:40p.m. The cashier at that…read moretime name on the tag said Keith blew his nose which is fine by all means, but when he could have said excuse me for a second he just started grabbing things to scan. Yes you read that right blew his nose and didn't use hand sanitizer nor wash his hands. I don't believe in this virus but I do believe in with a paying customer to clean your hands if you just got done doing that. It was really disgusting to the point that yeah I cleaned what I got before I opened anything. Surprised he has a job if he can't follow CDC guidelines at a place of business.

Definitely one of the nicer gas stations in the area. They prices are usually very competitive and…read morecertainly lower than anything near the 4-way. The gas station has really been improved with the renovations they made a couple years ago. The bathrooms are nicer than they used to be and they seem to keep the whole place cleaner. The deli/hot-bar is a great feature too. I've not grabbed anything off of it, but it looked good. The staff is generally very welcoming and polite. Nothing bad to say about this place.

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!

This gas station is awesome! Good prices, huge selection of food and specialty food, clean and…read morelarge bathrooms (though they have the new fancy urinal cakes but cut the effectiveness by putting them in upside down). Stop in, you'll love it! (For a gas station)

This fuel stop is amazing! Very clean. If you have ever been to Buc-ees in Texas, this is a mini…read moreversion.

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.

My husband was doing a land survey of this property and the one next to it so we decided to grab…read moresome lunch here because every time else appeared to be closed. We got a small salad and turkey wrap, and some banana pudding. Happy to say they were pretty delicious! The prices were what we expected with it being in such a small town but the employees were very friendly. Good place to make a quick pit stop at.

I stopped to fill up with gas and decided to run in to use the bathroom and to get some coffee. The…read morebathrooms were super clean, and they have a lot of cool Wyoming swag inside. I wanted to buy the only stuffed Sinclair Dino they had and everyone struggled to find a price for it. I ended up paying $20 for it, which I find outrageous, but it was the only one I had seen and really wanted it. So heads up Sinclair, if you're going to sell more plush Dino's, please have prices on them.

Staff is extremely kind and helpful. Place is kept very clean and all the options for food, drink,…read moremake it a must stop. All of the travel essentials, toys, and the truckers supplies you would need. Definitely will be back again.

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.

Rolling metal does all my repairs and maintenance. Owners Eric and Kayla are the best. Hardworking…read moreand honest. They work hard for their customers. Kayla is very picky about her fuel! She had ethanol free premium! The motorcyclists love her. I won't take my pickup anywhere but them!

Excellent customer service. These folks went above and beyond to help get my family back on the…read moreroad safe and sound. Million thanks to Kayla and her crew! If you need any automotive work done, this is the place to go. They do everything from gas, tires, oil changes, they even work on diesel pickups.