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All Oil & Gas Companies
Oil & Gas Companies in Montana
Carter County, MT Oil & Gas Companies
Oil & Gas Companies in Carter County, MT
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Company Name
Company Location
Company Type
Most Recent Production
1
Encore Operating LP
Plano, TX 75024
Oil & Gas Operator
Apr 2025
2
EOG Resources, Inc.
Midland, TX 79702
Oil & Gas Operator
Jun 2025
Production numbers shown above are only for Carter County, MT and for the production period listed.
Top Producing Companies in Carter County, MT
Armstrong Operating, Inc.
Denbury Onshore, LLC
Sands Oil Company Inc
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