COUNTIES · LIMESTONE · OPERATORS

Limestone County Operators

Every operator with a permit on file or a well of record here, ranked by permits issued in the window. Wells are each operator's current inventory in the county from the RRC wellbore file.

#OperatorPermitsAll timeHorizontalWellsFirstLast
1Hilcorp Energy Company792489Apr 9, 2026Oct 1, 2026
2Southwest Operating, Inc.-Tyler1312Sep 22, 2026Sep 22, 2026
3Atmos Pipeline - Texas1100Sep 16, 2026Sep 16, 2026
4Diversified Production LLC—00268——
5Brown Oil & Gas Co.—390160——
6Zephyr Oil Company et AL—00129——
7XTO Energy Inc.—853082——
81789 Management LLC—0080——
9Lodestone Operating Inc.—0044——
10Hilltex Operating Company LLC—0031——
11Stroud Petroleum, Inc.—21025——
12Valence Operating Company—42023——
13Marathon Oil Company—79019——
14Mitchell Energy Corporation—310016——
15Herd Producing Company, Inc.—82015——
16Spence, Ralph Oil Company, Inc.—6014——
17Craton Operating LLC—0012——
18Linn Operating, Inc.—16011——
19Sugar Enterprises, LLC—3011——
20Luminant Mining Company LLC—0011——
21Comstock Oil & Gas, LP—7010——
22Zarvona Energy LLC—0010——
23Devon Energy Production Co, L.P.—5509——
24Sklar Exploration Company LLC—1409——
25BHB Operating Inc.—009——
26New Voyage Enterprises LLC—009——
27Lytle & Phillips—508——
28Culver & Cain Production LLC—008——
29Duke Gas Corporation—008——
30Berry Oil Comp.—2607——
31SM Energy Company—807——
32Inter-South Properties Corp.—007——
33Wise Operating Inc.—007——
34Luke Gas Corporation—006——
35Sandel Energy Inc.—006——
36St. Mary Land & Exploration Co.—7505——
37Sklar & Phillips Oil Co.—6105——
38TXO Production Corp.—3205——
39Warrior Resources Inc.—2005——
40Miers Brothers Oil & Gas Co.—1005——
41Crescent Pass Energy, LLC—805——
42Campbell Ward D.—005——
43Josey, Lenoir M., Inc.—604——
44Spence, Ralph—404——
45Tanos Exploration II, LLC—404——
46Brinkley, Greg D.—304——
47Linn Operating, LLC—204——
48Southern Oklahoma Production Co.—104——
49HGD—004——
50Mobil Oil Corporation—004——
51Quanico Oil & Gas Inc.—004——
52Vista Resources LLC—004——
53Goodrich Oil Company—1103——
54Coolidge Energy Corporation—503——
55C6 Operating, L.L.C.—103——
56Cl&f Operating LLC—003——
57East Texas Pipe & Equipment Inc—003——
58Hailey Jack—003——
59Haynie Energy Services LLC—003——
60O'Benco, Inc.—13102——
61Spence Energy Company—1002——
62Brown, J. Burns Operating Co.—902——
63Z/F Little Buddy, L.P.—702——
64Wessely Energy Company—602——
65Ventex Operating Corp.—402——
66Johnson, Randee B.—302——
67Rabalais, F.W. Inc.—202——
68Petrus Oil Company, L.P.—102——
69Texaco Inc.—102——
70West Energy Developers, Inc.—102——
71Aeon Operating Inc.—002——
72AL-TX Operating Inc.—002——
73Berry Oil Company LLC—002——
74Cbmoncrief Operating LLC—002——
75Clifton-Teer Oil & Gas LLC—002——
76Cook Tom Jr.—002——
77Lace Operating Inc.—002——
78Leonard Patricia Anne—002——
79Machin Art & Associates Inc.—002——
80M. E. Operating & Services Inc.—002——
81Tenneco Oil Co.—002——
82Texas Les & Co.—002——
83Welch Jack—002——
84Wmo Oil LLC—002——
85Mitchell Energy Company L.P.—3201——
86Encana Oil & Gas(usa) Inc.—2001——
87Texaco E & P Inc.—1601——
88KCS Resources, Inc.—1401——
89Samson Lone Star LP—1301——
90Approach Operating LLC—1201——
91Rowan, AL—1201——
92Hombre Oil Co., Ltd.—1101——
93Texas Oil & Gas Corp.—1001——
94Apache Corporation—801——
95Delta Drilling Co.—801——
96Locklin Oil Company—701——
97Pennzoil Producing Co.—701——
98Robbins Petroleum Corp.—701——
99Samson Lone Star, LLC—601——
100Amoco Production Company—501——
101CH4 Energy, LLC—501——
102Ensign Operating Co.—501——
103Goodrich Petroleum Company—401——
104Hancock, Guy—301——
105Hayes Operations—301——
106Kaneb Exploration, Inc.—301——
107Miller Energy, Inc.—301——
108Pg&e Resources Company—301——
109Berry Petroleum Company, LLC—201——
110Black Jack Services, L.L.C.—201——
111CH4 Energy II, LLC—201——
112Elexco, Inc.—201——
113Ironwood Oil & Gas LLC—201——
114Phillips, Jack L. Co.—201——
115CD Consulting & Operating Co.—101——
116Compadre Drlg & Expl Corp—101——
117Geochem Associates, L.L.C.—101——
118Mesa Petroleum Co.—101——
119Miers, L. E.—101——
120Mosbacher Production Co.—101——
121Sun Expl. & Prod. Co.-Longview—101——
122Aber Oil & Gas Co.—001——
123Aethon Energy Operating LLC—001——
124Alamo Pet. Co.—001——
125Amrwr LLC—001——
126Apd Company—001——
127Arenberg A. L.—001——
128Arrowhead Petroleum L.L.C.—001——
129Bee Line Well Service Inc.—001——
130Brooks Petroleum Inc—001——
131Burk Royalty Company—001——
132Cape Operating Company Ltd.—001——
133C & C Disposal L.L.C.—001——
134CH4 Energy Six LLC—001——
135Dominion Oklahoma Texas E&P Inc—001——
136Eagle Oil & Gas Co.—001——
137Encrescent LLC—001——
138Hamon Jake L.—001——
139Humble Oil & Refining Co.—001——
140L.C.S. Production Company—001——
141Legacy Reserves Operating LP—001——
142Lehnertz-Faulkner Inc.—001——
143Lytle F. K.—001——
144Mills Billy F.—001——
145Montex Drilling Company LLC—001——
146Poco Petroleum Inc.—001——
147Ridge Petroleum Inc.—001——
148Sun Exploration & Production Co.—001——
149Terra Oil Inc.—001——
150TGNR East Texas II LLC—001——
151Traylor and Menard Inc.—001——
152Tri-Power Petroleum Inc.—001——
153Union Producing Co.—001——
154Zapata Partnership Ltd.—001——
155Sandollar Oil & Gas, Inc.—1500——
156Devon Energy Operating Co., L.P.—1300——
157Mexia Gas Company, Inc.—1200——
158Phillips Petroleum Company—1100——
159Richey, Kelly E.—1100——
160Costilla Energy, Inc.—1000——
161Cross Timbers Operating Company—1000——
162Miller, B.H. Oil & Martin,d. Oil—1000——
163Petroleum Unlimited, Inc.—1000——
164Reynolds Drilling Co., Inc.—1000——
165Atmos Energy Corp., Mid-Tex Div.—900——
166Comstock Oil & Gas, Inc.—900——
167Condor Energy Corporation—800——
168Lincoln Oil & Gas—800——
169New Horizon Global, Inc.—800——
170Sundance Oil Company—800——
171Williamson, Don B.—700——
172Blocker Exploration Co.—600——
173Ergon Exploration, Inc.—600——
174Grace Petroleum Corp.—600——
175Key Production Co.—600——
176Trend Resources Limited—600——
177Walters, G. C., Jr.—600——
178Mobley, O. B.—500——
179Moncrief, C. B.—500——
180Nadel & Gussman—500——
181Petrus Operating Co., Inc.—500——
182Sklar-Tex L.L.C.—500——
183Aries Oil Corp.—400——
184Brannon Oil & Gas, Inc.—400——
185Cawthon, Kelly S.—400——
186Dallas Production, Inc.—400——
187Fortson Oil Company—400——
188McCormick Operating Company—400——
189Miller, B. H. Oil Co.—400——
190Pickens Company, Inc., The—400——
191Txu Lone Star Pipeline—400——
192Acock/Anaqua Operating Co., LC—300——
193American Aquila—300——
194Barrow-Shaver Resources Co.—300——
195Brown, C. L. Inc.—300——
196Clements Energy, Inc.—300——
197Collum, Jim & Price, J. P.—300——
198Costilla Petroleum Corporation—300——
199Frost, Jack—300——
200Geodominion Petroleum—300——
201Herd Producing Co. and Wessely—300——
202Magnum-Ergon—300——
203Magnum Reserves, Inc—300——
204Martin, D. Oil & Gas—300——
205Neff, Crozier & Company, Inc.—300——
206Palmer Petroleum Inc.—300——
207Spindletop Oil&gas Company—300——
208Tahoe Exploration Inc.—300——
209Wessely Energy Corporation—300——
210Wesson Energy-Dallas Prod. Inc.—300——
211Amend Energy Company—200——
212Backwoods Circle, Ltd.—200——
213Blake/Field, Inc.—200——
214Brown, George R. Partnership,the—200——
215Compadre Resources, LLC—200——
216Consolidated Oil & Gas, Inc.—200——
217Cor-Tex Oil Field Services, LLC—200——
218Energy Transfer Company—200——
219Escondido Petroleum Company, Inc—200——
220Forum Exploration Co., L.P.—200——
221Frontier Energy—200——
222Helmer Exploration & Stanton Eng—200——
223Hinton Production Company—200——
224Kaiser Oil (U S) Ltd.—200——
225Kingwood Energy, Inc.—200——
226Lasmo Energy Corporation—200——
227Marco Exploration, Inc.—200——
228MKW Exploration, Inc.—200——
229North Central Oil Corp.—200——
230Oneok Exploration Company—200——
231Petro-Tech, Inc.—200——
232Range Oil Corporation—200——
233Reef Exploration, Inc. (A-1)—200——
234Richey, W. E. & John Voight—200——
235Rippy Oil Company—200——
236Roach, Ralph H. Petro, Ltd.—200——
237Samedan Oil Corporation—200——
238Slawson, Donald C., Oil Producer—200——
239Springer Kennard Oil Co., Inc.—200——
240Texoma Exploration, Inc.—200——
241Wagner, Duer & Co.—200——
242Williamson, Robert—200——
243A a Production Inc.—100——
244Abco Energy Corporation—100——
245Adobe Oil Co.—100——
246Adobe Oil & Gas Corp.—100——
247Anderson, James K. Inc.—100——
248Anderson Producing, Inc—100——
249Atkinson Energy Corporation—100——
250Ballard Exploration Company,inc.—100——
251Barron, Cody P.—100——
252Barron, C. P.—100——
253Benton, Evrett, Inc.—100——
254Berry,philip B.operating Co.inc.—100——
255Bettis, Boyle & Stovall—100——
256Bexco Operating, Inc.—100——
257Bishop Petroleum Inc.—100——
258Blow, J. B. & Rowan, AL—100——
259Bluco Production Co., Inc.—100——
260Brannon, M. J.—100——
261Brazos Resources, Inc.—100——
262Brown, C. L., III—100——
263Brown, Tom Inc.—100——
264Bruno, Earl R.—100——
265Carless Resources (Texas) Inc.—100——
266Carl, W. E.—100——
267Chapman, Roger Inc.—100——
268Chesapeake Operating, Inc.—100——
269China Star Oil Co., LLC—100——
270Cities Service Oil & Gas Corp.—100——
271Clay Exploration, Inc.—100——
272Collinsworth Petroleum Explor.—100——
273Condry, Louie A. & R. E. Condry—100——
274Consolidated Oil & Gas, Inc—100——
275Crow, David—100——
276Dallas Exploration, Inc.—100——
277Dear Minerals, Inc.—100——
278D & G Petroleum, Inc.—100——
279Doan Oil Company—100——
280Downs Operating Company, LLC—100——
281East Texas Production Mgt. Inc—100——
282Energy Arrow Exploration, LLC—100——
283EOG Resources, Inc.—100——
284Estate Oil & Gas Corp.—100——
285Excelsior Oil Corp.—100——
286Fair Energy—100——
287Fair Oil Company—100——
288Fender, Harris R.—100——
289Freeze Oil & Martin Oil—100——
290Gainco, Inc.—100——
291Geo Logic Environmental Srvcs LC—100——
292Getty Oil Co.—100——
293Gounah, Tim—100——
294Hagens, R. C.—100——
295Halbouty, Michel T. Energy Co.—100——
296Harleton Oil & Gas Inc.—100——
297Harper, Wayne—100——
298Harr, Marvin H., Trustee—100——
299HCM—100——
300Herd, Bob L.- Beaird, Harold C.—100——

358 OPERATORS · THE 300 MOST ACTIVE SHOWN · WINDOW ON THE RRC ISSUE DATE