The Permian Basin of West Texas and southeast New Mexico is the most prolific oil-producing region in the United States, spanning the Midland and Delaware sub-basins and the Central Basin Platform.
The Permian Basin has approximately 471,372 wells operated by 10,961 companies. Below are the largest operators by well count. Data as of 2026-06-23.
| # | Operator | Wells | Producing |
|---|---|---|---|
| 1 | Oxy | 31,130 | 26,872 |
| 2 | Pioneer Natural Resources | 18,107 | 15,796 |
| 3 | Hilcorp Energy Company | 14,672 | 13,775 |
| 4 | Diamondback Energy | 13,314 | 12,037 |
| 5 | Eog Resources | 9,998 | 5,889 |
| 6 | Apache | 9,108 | 7,352 |
| 7 | Cog Operating | 8,105 | 6,119 |
| 8 | Scout Energy Management | 7,998 | 7,670 |
| 9 | Xto Energy | 6,705 | 4,863 |
| 10 | Upp Operating LLC | 6,301 | 6,247 |
| 11 | Bcemach Iii LLC | 6,225 | 5,681 |
| 12 | Crescent Energy Operating, LLC | 6,176 | 5,966 |
| 13 | Kinder Morgan Production | 5,822 | 4,576 |
| 14 | Chevron | 5,447 | 3,937 |
| 15 | Devon Energy Production Company | 5,073 | 2,425 |
| 16 | Permian Resources Operating LLC | 4,690 | 3,661 |
| 17 | Blackbeard Operating | 3,990 | 3,539 |
| 18 | Mewbourne Oil Company | 3,950 | 2,734 |
| 19 | Two P Partners LLC | 3,838 | 3,284 |
| 20 | Formentera Operations LLC | 3,721 | 3,646 |
| 21 | Ovintiv USA INC | 3,526 | 3,222 |
| 22 | Anadarko Petroleum | 3,194 | 1,951 |
| 23 | Burk Royalty | 3,113 | 2,992 |
| 24 | Coterra Energy INC | 2,945 | 1,906 |
| 25 | Citation Oil & Gas | 2,912 | 2,626 |
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Get a Free OfferWell counts compiled by Buckhead Energy from state oil & gas regulator records (data as of 2026-06-23); reflect wells where each company is the current operator of record in the Permian Basin. Informational only.
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