Simons Petroleum

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Simons Petroleum, Inc.
Is a second generation family and veteran owned business. 
Started by Harry and Amparita Simons in 1961

Simons Petroleum is branded Sinclair at its cardloc in Shelby, Montana and also has a cardloc in Cut Bank, Montana


Our customers include agriculture, oil exploration, construction, railroad and various other segments of the local economy.



Bulk wholesale facilities are operated in both Shelby and Cut Bank to deliver fuel in the Glacier, Toole, Pondera and Liberty County areas.  Conoco lube oils are stocked in both locations. 

Shelby Office
1-800-464-2431 Toll Free
 Local 1-406-434-2431 
530 West Roosevelt Hwy
Shelby, Montana 59474

Cut Bank Office
1-800-464-2431 Toll Free

Local 1-406-873-4612
813 West Railroad
Cut Bank, Montana 59427