Ed D.
8/31/2025
Nice open parking, good store. A little bit of everything right outside of Yellowstone.
Gardiner Sinclair
Closed
(8)
$3.29Regular
$3.49Mid-Grade
$3.79Diesel
Fuel prices updated 22 hours ago
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375 US Highway 89 S Ste F
Gardiner, MT 59030
Sinclair Oil's iconic DINO-SAUR has been fueling America since 1916 and is proud to provide innovations such as DINOCARETM A TOP TIERTM Gasoline that will keep American drivers on the road for years to come.
Also at this address
Reviews
4.08 reviews
Stefanie M.
7/19/2025
I have only left a handful of reviews ever in my life, and I felt this one was worthy. My family and I came to charge our EV truck, And I went inside and bought $31 worth of breakfast foods to...
Shermaine T.
9/15/2025
They had huckleberry berry soda and lemonda which didn't taste so good. However this is a great stop on the way to yellow stone. Saw some great skies and got some drinks.
Steve H.
5/8/2025
Considering it is near Yellowstone, the prices reflect said location. Very nice staff; clean facilities. RV dump ($$) and potable water (free - but check inside first). I usually stop here when...
Marsha D.
8/24/2024
Stopped in our way through to use the RV water fill. Also purchased gas, ice and firewood. Very convenient in and out right off the highway. Friendly, courteous staff and clean facility. We've...
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