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All Oil & Gas Companies
Oil & Gas Companies in Montana
Rosebud County, MT Oil & Gas Companies
Oil & Gas Companies in Rosebud County, MT
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Company Name
Company Location
Company Type
Most Recent Production
1
Hammond Valley Colony, Inc.
Harlowton, MT 59036
Gas Operator
Apr 2026
2
Hereford Resources, LLC
Chester, MT 59522
Gas Operator
May 2026
Production numbers shown above are only for Rosebud County, MT and for the production period listed.
Top Producing Companies in Rosebud County, MT
Bluebird Energy, LLC
Hammond Valley Colony, Inc.
Hereford Resources, LLC
Sun Coulee, LLC
Tomahawk Oil Company, Inc.
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