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Every operator with wells on file in Montana, ranked by total well count. Click any name for that operator's per-state activity, coverage map, and recent records.

# Operator Wells Last 60 days Trend
1 Ridge Oil & Gas, LLC 2,769 0 0
2 NorthWestern Corporation 1,588 0 0
3 Fidelity Exploration & Production Co. 1,230 0 0
4 MMGL MT I, LLC 1,121 0 0
5 Somont Oil Company, Inc. 982 0 0
6 New Horizon Resources LLC 933 0 0
7 MCR, LLC 568 0 0
8 Denbury Onshore, LLC 509 0 0
9 Montana Power Company 505 0 0
10 MorningStar Operating LLC 489 0 -3
11 Texaco Exploration and Production Inc. 482 0 0
12 Brown, J. Burns Operating Company 466 0 0
13 Continental Resources Inc 414 0 0
14 Montalban Oil & Gas Operations, Inc. 391 0 0
15 A. B. Energy LLC 380 0 0
16 True Oil LLC 364 0 0
17 FX Drilling Company, Inc. 272 0 0
18 Cardinal Petroleum 271 0 0
19 Keesun Corporation 270 0 0
20 Klabzuba Oil & Gas, Inc. 247 0 0
21 Kraken Operating, LLC 244 0 -9
22 Ocean Energy, Inc. 239 0 0
23 White Rock Oil & Gas, LLC 231 0 0
24 Shell Oil Company 228 0 0
25 Balko, Inc. 219 0 0
26 H&R Energy, LLC 215 0 0
27 Conoco Inc. 213 0 0
28 Norfolk Energy Inc. 212 0 0
29 WBI Energy Transmission, Inc. 203 0 0
30 Union Oil Company Of California 199 0 0
31 Phillips Petroleum Company 199 0 0
32 Summit Gas Resources, Inc. 198 0 0
33 Devon Energy Production Co., LP 187 0 0
34 Ranck Oil Company, Inc. 180 0 0
35 Western Natural Gas Company 179 0 0
36 Equitable Resources Energy Co, Western Region 175 0 0
37 High Crest Oils, Inc. 157 0 0
38 Citation Oil & Gas Corp. 156 0 0
39 Quicksilver Resources, Inc. 152 0 0
40 Sohio Petroleum Company 152 0 0
41 D90 Energy, LLC 145 0 0
42 Fuel Resources Development Co 145 0 0
43 Fulton Producing Co. 143 0 0
44 Amerada Hess Corporation 141 0 0
45 McAlester Fuel Co 137 0 0
46 Mont Mil Operating Company 132 0 0
47 Mon-Dak Utilities Co. & Fidelity Gas Co. 126 0 0
48 Texas Pacific Coal & Oil Co. 125 0 0
49 Cenex, Inc. 121 0 0
50 Cline Production Company 119 0 0
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