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All Oil & Gas Companies
Oil & Gas Companies in Montana
Roosevelt County, MT Oil & Gas Companies
Oil & Gas Companies in Roosevelt County, MT
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Company Name
Company Location
Company Type
Most Recent Production
1
Xoil Inc
Aurora, CO 80016
Oil & Gas Operator
Jul 2023
2
XTO Energy Inc.
Spring, TX 77389
Oil & Gas Operator
Mar 2025
Production numbers shown above are only for Roosevelt County, MT and for the production period listed.
Top Producing Companies in Roosevelt County, MT
Armstrong Operating, Inc.
Citation Oil & Gas Corp.
Continental Resources, Inc.
CWT Operating, LLC
Devon Energy Williston, L.L.C.
Foundation Energy Management, LLC
Granite Creek Energy LLC
Green Valley Operating, LLC
Kraken Operating, LLC
Nautilus Poplar LLC
Oasis Petroleum North America LLC
Prima Exploration, Inc.
Ridge Oil & Gas, LLC
Sinclair Oil & Gas Company
Slawson Exploration Company Inc
Stearns Oil Company LLC
True Oil LLC
White Rock Oil & Gas, LLC
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