Mobil On The Run 9950 Big Bend Blvd, Saint Louis, MO63122 Mobil On The Run's motto is "Fast, Fresh and Friendly." Along with gas for your car, you can also find fuel for…More yourself. Fountain drinks, snacks, hot dogs and taquitos are just a few of the items you'll find in here. It also has lottery, propane, firewood, frozen drinks, coffee and alcohol. It's a perfect place to get what you need when you are "on the run." There is also a car wash located at this station.