COUNTIES · COKE · OPERATORS

Coke 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.

1 year 3 years 10 years All time

#	Operator	Permits	All time	Horizontal	Wells	First	Last
1	Sun Expl. & Prod. Co.-Abilene	106	106	0	14	Jun 4, 1980	Jun 21, 1988
2	Exxon Corp.	104	104	0	54	Aug 8, 1977	Sep 30, 1999
3	Oryx Energy Company	89	89	1	28	Sep 14, 1989	Sep 24, 1997
4	Sheridan Production Company, LLC	56	56	0	6	Jul 7, 2009	Nov 12, 2019
5	Layline Petroleum I, LLC	53	53	0	0	Dec 3, 2007	May 7, 2012
6	L.C.S. Production Company	46	46	1	110	May 12, 1999	Oct 30, 2026
7	Sun Exploration & Production Co.	45	45	0	38	Jun 21, 1977	Dec 12, 1988
8	Fisher-Webb, Inc.	41	41	0	4	Sep 15, 1977	Jul 27, 1982
9	Pittencrieff America, Inc.	41	41	1	0	Jul 23, 1993	Dec 7, 2000
10	Mak-J Energy Partners(tx),ltd.	39	39	0	1	Jun 18, 2004	Aug 8, 2006
11	Lane Operating Company	27	27	0	1	Jun 12, 2002	Jan 15, 2013
12	Memorial Production Oper. LLC	27	27	0	0	Sep 20, 2012	Nov 18, 2014
13	Pearson Sibert Oil Co. of Texas	26	26	0	5	Oct 19, 1978	Jul 7, 1992
14	Adams Branch Exploration Company	24	24	0	2	Jun 7, 1984	Aug 5, 1992
15	Boaz Energy, LLC	24	24	0	0	Jan 18, 2012	Aug 28, 2013
16	Enrich Oil Corporation	23	23	0	8	Aug 9, 1978	Aug 30, 2006
17	Energy Reserves Group, Inc.	23	23	0	0	Jul 17, 1980	May 14, 1985
18	Perkins-Prothro Company	22	22	0	10	Mar 19, 1987	Aug 13, 2001
19	Coda Energy, Inc.	22	22	0	0	Jan 11, 1994	May 14, 1997
20	Enervest Operating, L.L.C.	21	21	0	3	May 2, 2006	May 12, 2010
21	Turner Properties	20	20	0	0	May 1, 1978	Jan 25, 1982
22	Leonard Resources	19	19	0	0	Dec 22, 1977	Feb 4, 1983
23	Wes-Tex Drlg. Co.	17	17	0	1	Aug 24, 1977	May 18, 1988
24	Pioneer Exploration, Ltd.	14	14	0	0	Oct 23, 2006	Feb 2, 2008
25	Cockrell Production Co., Inc.	13	13	0	8	Aug 19, 1985	Jan 23, 1998
26	Rim Operating, Inc.	13	13	0	1	Jan 28, 1993	Aug 10, 2000
27	Crown Central Petroleum Corp.	13	13	0	0	Sep 13, 1978	Sep 5, 1979
28	Natomas North America, Inc.	13	13	0	0	Feb 23, 1979	Feb 12, 1981
29	Anadarko Production Company	12	12	0	4	Aug 12, 1977	May 14, 1985
30	Heart Land Petroleum Corporation	12	12	0	4	Dec 6, 1995	Nov 25, 1998
31	Boaz Energy II Operating, LLC	12	12	0	1	Apr 13, 2012	Sep 1, 2023
32	Lemon, Hulen H.	12	12	0	1	Aug 30, 1978	Aug 4, 1980
33	Ketal Oil Producing Co.	12	12	0	0	Mar 12, 1980	Aug 22, 1983
34	Montero Operating, Inc.	12	12	0	0	Jul 18, 1983	Mar 3, 1987
35	Rankin Oil Co.	11	11	0	3	Dec 5, 1977	Apr 12, 1979
36	Corpening Enterprises	11	11	0	0	Sep 16, 1977	Aug 28, 1979
37	MJM Oil & Gas, Inc.	10	10	0	0	Jun 18, 1992	Oct 7, 1993
38	Marshall & Winston, Inc.	9	9	0	2	Mar 20, 1978	Jun 23, 1999
39	Watco Energy, Inc.	9	9	0	2	Dec 9, 1981	Nov 6, 1986
40	Fox Drilling, Inc.	9	9	0	0	Aug 21, 1984	Nov 22, 1988
41	Frost Oil Company, Inc.	9	9	0	0	Jan 31, 1980	Nov 7, 1983
42	Wagman Petroleum, Inc.	9	9	0	0	Oct 22, 1990	Dec 18, 1991
43	Citation Oil & Gas Corp.	8	8	0	384	Feb 24, 2023	Oct 20, 2026
44	Byrd Operating Company	8	8	0	4	May 17, 2001	Aug 27, 2014
45	Magnet Oil LP	8	8	0	2	Aug 26, 2008	Sep 3, 2014
46	Coke Oil, Inc.	8	8	0	1	Oct 30, 1981	May 11, 1983
47	Cross Timbers Operating Company	8	8	0	0	Dec 2, 1991	Aug 31, 1993
48	Grandfield Consulting, Inc.	8	8	0	0	Aug 27, 2007	Jan 13, 2011
49	Hudson Petroleum, Inc.	8	8	0	0	Oct 9, 1980	May 6, 1982
50	LP Operating, LLC	8	8	0	0	Feb 15, 2012	Dec 12, 2014
51	Walsh & Trant Petroleum Corp.	8	8	0	0	Jul 16, 1979	Dec 31, 1980
52	Sinclair Exploration Company	7	7	0	5	Jan 14, 1983	Aug 30, 1983
53	Abraxas Petroleum Corporation	7	7	0	2	Sep 1, 1998	Jun 22, 2011
54	Chalmers Operating Co., Inc.	7	7	0	2	Jul 16, 1979	Nov 13, 1984
55	Cholla Petroleum, Inc.	7	7	0	2	Dec 15, 1993	Feb 7, 2014
56	Ivory Energy, LLC	7	7	0	1	Jan 3, 2013	Jul 28, 2016
57	Texaco Inc.	7	7	0	1	May 15, 1979	Mar 11, 1981
58	Amerac Energy Corporation	7	7	0	0	Aug 26, 1997	May 24, 2000
59	Hobbs, A. B. Inc.	7	7	0	0	May 16, 1986	Nov 29, 1989
60	Wolcott, Ed Operating	7	7	0	0	Jul 14, 1986	Mar 29, 1990
61	Katsco Energy, Inc.	6	6	0	9	Nov 21, 2011	Dec 21, 2020
62	Clear Fork, Incorporated	6	6	0	7	Nov 25, 2009	Jul 9, 2015
63	Baja Energy, Inc.	6	6	0	6	Nov 29, 1979	Apr 19, 1982
64	Anderson, James K. Inc.	6	6	0	2	Jul 5, 1991	Mar 13, 1996
65	Kinlaw Oil Corporation	6	6	0	1	Oct 7, 1988	Jul 14, 1989
66	Mark IV Energy	6	6	0	1	Oct 18, 1978	Feb 1, 1982
67	Swartz, Guy A.	6	6	0	1	Mar 20, 1979	Oct 1, 1980
68	Acr Exploration, Inc.	6	6	0	0	Nov 16, 1977	Jan 15, 1979
69	Gage & Co.	6	6	0	0	Oct 31, 1980	Jun 25, 1981
70	Graham Energy, Ltd.	6	6	0	0	Aug 4, 1981	Nov 15, 1983
71	MCD, Inc.	6	6	0	0	May 30, 1989	Aug 24, 1990
72	Tahoe Oil & Cattle Co.	6	6	0	0	Jan 22, 1980	Sep 21, 1981
73	Sun Expl. & Prod. Co.-Midland	5	5	0	4	Oct 21, 1980	May 13, 1981
74	Bridwell Oil Co.	5	5	0	3	Nov 17, 1980	Apr 1, 1985
75	Paragon Corporation	5	5	0	2	Dec 16, 2002	Apr 7, 2010
76	Southland Royalty Company	5	5	0	2	Mar 15, 1985	Jul 25, 1986
77	Devon Energy Production Co, L.P.	5	5	4	1	Aug 23, 2012	Apr 17, 2014
78	NRM Petroleum Corp.	5	5	0	1	Dec 22, 1978	Jul 6, 1982
79	Glahn-Reese Resources, Inc.	5	5	0	0	Apr 24, 1984	Feb 23, 1987
80	Hopi, Inc.	5	5	0	0	Aug 9, 1985	Oct 16, 1987
81	Hunt Oil Company	5	5	0	0	Sep 19, 1980	Dec 22, 1983
82	Par Producing Company	5	5	0	0	Nov 27, 1978	Mar 5, 1980
83	Petrolero Exploration, Inc.	5	5	0	0	Jan 24, 1979	Nov 3, 1981
84	Primrose Operating Company	5	5	0	0	Jun 16, 2004	Nov 13, 2006
85	Vista Petroleum Co.	5	5	0	0	Feb 25, 1981	Aug 16, 1983
86	Wapiti Operating, LLC	5	5	0	0	Jul 24, 2013	Sep 27, 2013
87	Goodrock Natural Resources, LLC	4	4	0	13	Nov 22, 2022	Sep 13, 2023
88	Walsh & Watts, Inc.	4	4	0	13	May 2, 1980	Sep 1, 1982
89	Tucker Drilling Company, Inc.	4	4	0	3	Jan 8, 1980	Sep 25, 1990
90	Upham, Chester R., Jr.	4	4	1	3	Jun 4, 1986	Aug 24, 1990
91	Kent Energy, Inc.	4	4	0	2	Oct 5, 1983	Jan 26, 1984
92	Pinon Petroleum, Inc.	4	4	0	2	Jul 14, 1983	Aug 31, 1989
93	Edco Petroleum, Inc.	4	4	0	1	Sep 9, 1985	Oct 25, 1995
94	American Petrofina Pipe Line Co.	4	4	0	0	Aug 22, 1990	Mar 6, 1998
95	Crown Petroleum Inc.	4	4	0	0	Apr 21, 1981	Dec 31, 1981
96	Firewheel Operating, LLC	4	4	2	0	May 16, 2012	Aug 20, 2014
97	Gruy Petroleum Management Co.	4	4	0	0	Dec 16, 1996	Feb 23, 1998
98	Indian Wells Oil Company	4	4	0	0	Aug 25, 1981	Nov 25, 1985
99	Kenai Oil and Gas Inc.	4	4	0	0	Jun 2, 1980	Apr 3, 1981
100	March, J. A.	4	4	0	0	Dec 3, 1979	Sep 19, 1983
101	Newhall Land & Farming Co., The	4	4	0	0	Sep 7, 1979	Jul 22, 1982
102	Placer Energy Corp.	4	4	0	0	Feb 22, 1982	Dec 8, 1982
103	Tipco	4	4	0	0	Jul 22, 1977	Jun 7, 1978
104	Star Production, Inc.	3	3	0	15	Sep 24, 1997	Oct 7, 2014
105	Gungoll, Carl E. Exploration LLC	3	3	0	12	Aug 30, 2017	Aug 14, 2023
106	Jatam Inc.	3	3	0	6	Mar 22, 1979	Aug 29, 1979
107	HI - Mountain Energy Corp.	3	3	0	4	Oct 24, 1986	Aug 3, 1992
108	Western Reserves Oil Company Inc	3	3	0	3	Mar 1, 1990	Feb 21, 1992
109	Clear Brooke Ranches, LLC	3	3	0	2	Oct 11, 2016	Nov 12, 2021
110	D&S Oil and Gas Properties	3	3	0	1	Jan 29, 1981	Oct 20, 1983
111	Gordon, James P.	3	3	0	1	Dec 31, 1981	Jul 12, 1982
112	Lavanco Energy, Inc.	3	3	0	1	Dec 1, 1995	Aug 8, 2003
113	Lavanco Energy, Ltd.	3	3	0	1	Jul 14, 2006	Jan 15, 2009
114	Lovelady, Ike Inc.	3	3	0	1	Dec 28, 1979	Aug 11, 1980
115	Meridian Oil Inc.	3	3	0	1	Nov 18, 1986	May 18, 1992
116	Rankin, Mann	3	3	0	1	Aug 25, 1977	Feb 2, 1978
117	R K Petroleum Corporation	3	3	0	1	Dec 15, 1988	Sep 27, 2000
118	Texas Pacific Oil Company, Inc.	3	3	0	1	Dec 19, 1977	Aug 31, 1978
119	Abernathy & Bailey	3	3	0	0	Aug 11, 1977	Jan 11, 1979
120	Bodan Oil & Gas Company	3	3	0	0	Sep 24, 1982	Dec 31, 1982
121	Coke Oil	3	3	0	0	May 5, 1980	Jul 21, 1981
122	Crawford Oil & Gas Co.	3	3	0	0	Apr 2, 1980	Oct 1, 1981
123	DDC Energy Corporation	3	3	0	0	Dec 4, 1995	Jan 2, 1996
124	Dyad Associates	3	3	0	0	Aug 16, 1982	Oct 20, 1983
125	Fiveash Operating Company	3	3	0	0	Jul 5, 1984	Dec 31, 1984
126	Halvey Energy, LLC	3	3	0	0	Jul 19, 2005	Aug 25, 2011
127	Horizon Geophysical Corporation	3	3	0	0	Oct 26, 1993	Aug 15, 1994
128	J V A Operating Company, Inc.	3	3	0	0	Jun 19, 1991	Oct 9, 2006
129	McCormick Oil & Gas Corp.	3	3	0	0	Aug 16, 1978	Aug 6, 1979
130	McDonnell, Ray W.	3	3	0	0	Feb 10, 1978	Jun 1, 1978
131	O. H. B. Inc.	3	3	0	0	Jan 11, 2001	Sep 27, 2002
132	Owl Petroleum Company	3	3	0	0	Feb 18, 1981	Feb 18, 1982
133	Reatta Energy, Inc.	3	3	0	0	Nov 13, 2006	Oct 29, 2024
134	Santa FE Energy Oper. Part., LP	3	3	0	0	Dec 29, 1986	Nov 4, 1987
135	Southern Union Exploration Co.	3	3	0	0	Feb 12, 1979	Dec 29, 1980
136	TCS Petroleum Co., LLC	3	3	0	0	Oct 30, 2014	Aug 8, 2018
137	Tipperary Oil & Gas Corporation	3	3	0	0	Aug 31, 1979	Mar 19, 1984
138	Wishbone Texas Operating Co LLC	3	3	1	0	Jan 6, 2015	Jun 9, 2015
139	Atapco	2	2	0	7	Feb 6, 1980	Aug 22, 1980
140	Abernathy Exploration Company	2	2	0	3	Sep 26, 1991	Aug 13, 1996
141	Fiveash Operating Company, Inc.	2	2	0	3	Sep 20, 1985	Sep 2, 1986
142	Mayne & Mertz, Inc.	2	2	0	3	Dec 28, 1987	Mar 16, 1988
143	Chisholm Exploration	2	2	0	2	Jul 18, 1988	Jan 6, 1995
144	Maralo, Inc.	2	2	0	2	Sep 29, 1983	Jan 12, 1984
145	Paris Petroleum Corporation	2	2	0	2	Apr 22, 1986	Jul 29, 1986
146	Argent Petroleum Corporation	2	2	0	1	May 22, 1986	May 22, 1986
147	Beach Exploration, Inc.	2	2	0	1	Jul 6, 1983	Dec 6, 1983
148	Black River Operating, Inc.	2	2	0	1	Jul 20, 2004	Mar 1, 2006
149	Brown, H. L., Jr.	2	2	0	1	Aug 20, 1980	Aug 4, 1981
150	Danco Resources, Inc.	2	2	0	1	Jun 8, 1981	Feb 6, 1984
151	Delray Oil, Inc.	2	2	0	1	Nov 10, 1995	Dec 4, 1996
152	Desana Corporation, The	2	2	0	1	Jan 17, 1980	Feb 17, 1982
153	Diamark Energy Corp.	2	2	0	1	Dec 31, 1982	Apr 11, 1983
154	Draco Energy, Inc.	2	2	0	1	Nov 7, 2001	Apr 10, 2002
155	Dunigan, James P., Inc.	2	2	0	1	Jan 22, 1982	Mar 15, 1982
156	Dyad Petroleum Company	2	2	0	1	Nov 17, 1986	Dec 23, 1986
157	Gramrich Oil & Gas Corporation	2	2	0	1	Jun 29, 1992	Dec 23, 1992
158	Mole Operating Co., Inc.	2	2	0	1	Oct 29, 1979	Jul 16, 1981
159	Texana Resources Corp.	2	2	0	1	Mar 30, 1979	Jan 16, 1980
160	Adkins, R. L. Corp.	2	2	0	0	Jun 24, 1985	Sep 30, 2008
161	Bistate and Skava Oil Companies	2	2	0	0	Mar 4, 1981	Feb 18, 1982
162	Bluebonnet Technical Unlimited	2	2	0	0	Oct 29, 1985	Sep 29, 1987
163	Boyd, Foy Management Corp.	2	2	0	0	Dec 11, 1978	Dec 31, 1979
164	Campana Petroleum Co.	2	2	0	0	Nov 16, 1977	Feb 23, 1978
165	Chaparral Minerals, Inc.	2	2	0	0	Aug 5, 1982	May 20, 1983
166	Conoco Inc.	2	2	0	0	Nov 13, 1979	Apr 16, 1980
167	Delta-Gulf, Inc.	2	2	0	0	Jul 14, 1977	Nov 6, 1978
168	Dome Oil & Gas Co.	2	2	0	0	Oct 15, 1979	Nov 20, 1979
169	Double Eagle Drilling Co.	2	2	0	0	Jul 14, 1980	Jun 15, 1981
170	Dove Drilling, Inc.	2	2	0	0	Jan 30, 1992	Apr 14, 1993
171	Elixir Exploration Company, Inc.	2	2	0	0	Mar 21, 1985	Dec 17, 1985
172	Exp, Inc.	2	2	0	0	Oct 16, 1996	Jul 21, 1997
173	Geochemical Surveys, Inc.	2	2	0	0	Sep 5, 1980	Feb 19, 1981
174	Grimm, Jack F.	2	2	0	0	Nov 12, 1981	Oct 17, 1985
175	Harken Oil & Gas, Inc	2	2	0	0	Nov 16, 1977	Nov 16, 1977
176	Harman, James O.	2	2	0	0	Jul 7, 1981	Feb 17, 1982
177	Holt Oil & Gas Corporation	2	2	0	0	Dec 31, 1981	Dec 31, 1981
178	Hrubetz Oil Company	2	2	0	0	Aug 19, 1983	Mar 30, 1984
179	Huber, J. M., Corporation	2	2	0	0	Sep 2, 1981	Mar 3, 1983
180	International Western Oil Corp.	2	2	0	0	Oct 12, 1979	Aug 12, 1980
181	Kendrick & Mulligan O & G Inc.	2	2	0	0	Aug 10, 1977	Sep 16, 1977
182	Kerr-McGee Corporation	2	2	0	0	Jul 25, 1984	Jun 21, 1999
183	Kirby, Jack L.	2	2	0	0	Feb 20, 1979	Apr 5, 1979
184	Lawless Energy, Inc.	2	2	0	0	Dec 31, 1985	Feb 5, 1986
185	Leclair Operating Co., Inc.	2	2	0	0	May 2, 1985	Jul 2, 2003
186	Master Drilling Co., Inc.	2	2	0	0	Apr 10, 1978	Jun 26, 1978
187	M & B Operating Co.	2	2	0	0	Jun 3, 2011	Nov 29, 2011
188	Middleton-Covert, Inc.	2	2	0	0	Apr 27, 1989	May 2, 1989
189	North American Exploration Co.	2	2	0	0	Mar 27, 1978	Jul 6, 1979
190	Parallel Petroleum Corporation	2	2	0	0	Jun 1, 1989	Nov 14, 1989
191	Parten, J. R.	2	2	0	0	Sep 28, 1984	Feb 11, 1985
192	Petrocorp Incorporated,a Tx.corp	2	2	0	0	Feb 11, 1998	Oct 8, 2003
193	Petro-Mack, Inc.	2	2	0	0	Oct 14, 1983	Oct 4, 1984
194	Placid Oil Company	2	2	0	0	Oct 1, 1993	Nov 8, 1994
195	Polk & Patton, Inc.	2	2	0	0	Apr 28, 1982	Oct 18, 1984
196	Pride Pipeline Company	2	2	0	0	Apr 10, 1991	Mar 11, 1996
197	Remuda Operating Company	2	2	0	0	Feb 3, 1993	Feb 15, 1995
198	RMB, Inc. & Worth Energy	2	2	0	0	Jul 1, 1985	Jul 1, 1985
199	Sinclair, H. J.	2	2	0	0	Apr 26, 1984	Sep 25, 1984
200	Sinclair Oil Corporation	2	2	0	0	May 29, 1997	Sep 5, 1997
201	Southern Mineral Corporation	2	2	0	0	May 23, 2000	Nov 8, 2000
202	Sunoco Pipeline L.P.	2	2	0	0	Jun 18, 2008	May 11, 2022
203	Texfel Petroleum Corp.	2	2	0	0	Oct 18, 1978	Dec 31, 1979
204	Triangle P Development Corp.	2	2	0	0	Dec 5, 1989	Nov 6, 1992
205	Tucker & Baumgardner	2	2	0	0	Sep 28, 1979	Oct 15, 1979
206	TXO Production Corp.	2	2	0	0	Mar 24, 1982	Nov 14, 1983
207	Anadarko Petroleum Corp.	1	1	0	23	Sep 19, 1985	Sep 19, 1985
208	Alaron Energy, Inc.	1	1	0	20	Feb 26, 2004	Feb 26, 2004
209	Harken Production Co.	1	1	0	7	Sep 29, 1986	Sep 29, 1986
210	Hobbs Energy Corporation	1	1	0	5	Oct 25, 1989	Oct 25, 1989
211	Marathon Oil Company	1	1	0	5	Jul 1, 1983	Jul 1, 1983
212	Midland Res. Oper. Co., Inc.	1	1	0	5	Jun 23, 1994	Jun 23, 1994
213	GO Opco T LLC	1	1	0	4	Jul 10, 2026	Jul 10, 2026
214	HGN Operating I, LLC	1	1	0	3	Feb 11, 2011	Feb 11, 2011
215	Humphrey, Thos. D.,oil Prop.,ltd	1	1	0	3	Aug 31, 1977	Aug 31, 1977
216	Kendrick & Mulligan	1	1	0	3	Nov 20, 1980	Nov 20, 1980
217	D. & H. Enterprises	1	1	0	2	May 9, 1980	May 9, 1980
218	Dorchester Exploration, Inc.	1	1	0	2	Sep 6, 1979	Sep 6, 1979
219	Four C Oil & Gas Corp.	1	1	0	2	Jun 3, 2008	Jun 3, 2008
220	Freeman, Kathleen Inc.	1	1	0	2	Jul 6, 1987	Jul 6, 1987
221	SMC Oil & Gas, Inc.	1	1	0	2	Apr 25, 1991	Apr 25, 1991
222	Trojan Oil Prod. & Services Inc.	1	1	0	2	Jul 14, 1978	Jul 14, 1978
223	Alegre Energy, Inc.	1	1	0	1	Apr 24, 2006	Apr 24, 2006
224	Conquest Oil Company	1	1	0	1	Feb 13, 1997	Feb 13, 1997
225	Edwards Energy Corporation	1	1	0	1	Dec 22, 1981	Dec 22, 1981
226	Federal Oil, Inc.	1	1	0	1	Oct 18, 1994	Oct 18, 1994
227	Gillring Oil Company	1	1	0	1	Jul 30, 1979	Jul 30, 1979
228	JLC Energy, Inc.	1	1	0	1	Dec 31, 1985	Dec 31, 1985
229	Mexco Energy Corporation	1	1	0	1	Nov 16, 2000	Nov 16, 2000
230	Omni Petroleum Corporation	1	1	0	1	Nov 26, 1985	Nov 26, 1985
231	Patterson, Ben M., Jr.	1	1	0	1	Jun 15, 1999	Jun 15, 1999
232	Permian Resources, Inc.	1	1	0	1	Nov 14, 1984	Nov 14, 1984
233	Shiloh Oil Company LLC	1	1	0	1	Jun 15, 2022	Jun 15, 2022
234	Sixess Energy, LLC	1	1	1	1	Jan 12, 2024	Jan 12, 2024
235	Special Energy Corporation	1	1	0	1	Oct 9, 2012	Oct 9, 2012
236	Thorp Petroleum Corporation	1	1	0	1	Sep 8, 1998	Sep 8, 1998
237	Abco Energy Corporation	1	1	0	0	Sep 4, 1980	Sep 4, 1980
238	Adobe Oil & Gas Corp.	1	1	0	0	May 15, 1984	May 15, 1984
239	Allante Operating Company	1	1	0	0	Sep 25, 1995	Sep 25, 1995
240	Alsabrook & Edwards Oil Co., Inc	1	1	0	0	Oct 2, 1980	Oct 2, 1980
241	Amerada Hess Corporation	1	1	0	0	Dec 8, 1977	Dec 8, 1977
242	Argee Oil Company	1	1	0	0	Oct 20, 1987	Oct 20, 1987
243	Asora, Inc.	1	1	0	0	Dec 10, 1979	Dec 10, 1979
244	Avra Oil Company	1	1	0	0	Sep 27, 1996	Sep 27, 1996
245	Barbee, Inc.	1	1	0	0	Apr 10, 1987	Apr 10, 1987
246	Baron Co., The	1	1	0	0	Apr 13, 1981	Apr 13, 1981
247	Bay Rock Operating Company	1	1	0	0	Jan 16, 1986	Jan 16, 1986
248	Baytech, Inc.	1	1	0	0	Jan 18, 1989	Jan 18, 1989
249	Bettis, Boyle & Stovall	1	1	0	0	May 1, 1981	May 1, 1981
250	BHP Petroleum (Americas) Inc.	1	1	0	0	Aug 22, 1985	Aug 22, 1985
251	Bison Exploration Company	1	1	0	0	Sep 16, 1981	Sep 16, 1981
252	Blackbird Oil Company, Inc.	1	1	0	0	Oct 24, 1983	Oct 24, 1983
253	Blanks Energy Corporation	1	1	0	0	Jul 25, 1980	Jul 25, 1980
254	Bonray Energy Corp.	1	1	0	0	Jan 28, 1983	Jan 28, 1983
255	Boyd & McWilliams Corporation	1	1	0	0	Aug 24, 1983	Aug 24, 1983
256	Brown, H.L. Operating, L.L.C.	1	1	0	0	Oct 2, 2014	Oct 2, 2014
257	Brown, J. Burns Operating Co.	1	1	0	0	Oct 17, 1983	Oct 17, 1983
258	Burgess Exploration, Inc.	1	1	0	0	Aug 18, 1983	Aug 18, 1983
259	Burnett Oil Co., Inc.	1	1	0	0	Jan 15, 1981	Jan 15, 1981
260	Burns, R. L. Corporation	1	1	0	0	Jun 24, 1977	Jun 24, 1977
261	Cag Exploration, Inc.	1	1	0	0	Dec 2, 1988	Dec 2, 1988
262	Cambrian Management Ltd	1	1	0	0	Jul 14, 2004	Jul 14, 2004
263	Capital Equity Oil & Gas, Inc.	1	1	0	0	May 17, 1982	May 17, 1982
264	Caraway Operating Co.	1	1	0	0	Aug 11, 1989	Aug 11, 1989
265	Carbonit Exploration, Inc.	1	1	0	0	Jul 24, 1981	Jul 24, 1981
266	Carter, J.E. Energy & Dev. Corp.	1	1	0	0	Jun 13, 1984	Jun 13, 1984
267	Chalmers, John H.	1	1	0	0	Nov 27, 1978	Nov 27, 1978
268	Cities Service Company	1	1	0	0	Feb 19, 1981	Feb 19, 1981
269	CLC Operations, Incorporated	1	1	0	0	Apr 10, 2001	Apr 10, 2001
270	Continental Gas Co.	1	1	0	0	May 5, 1978	May 5, 1978
271	Corpening, Joseph F.	1	1	0	0	Aug 29, 1979	Aug 29, 1979
272	Crown Gas Co.	1	1	0	0	May 4, 1978	May 4, 1978
273	Crown Hydrocarbons, Inc.	1	1	0	0	May 5, 1978	May 5, 1978
274	Dakota Oil	1	1	0	0	Oct 2, 1989	Oct 2, 1989
275	Daniel Explorations Inc.	1	1	0	0	Apr 21, 1988	Apr 21, 1988
276	Davelle Resources	1	1	0	0	Dec 20, 1984	Dec 20, 1984
277	Delaware Nelson Petroleum Co.	1	1	0	0	May 15, 1980	May 15, 1980
278	Discovery Operating, Inc.	1	1	0	0	Dec 3, 1979	Dec 3, 1979
279	Dixon Oil Company	1	1	0	0	Sep 10, 1979	Sep 10, 1979
280	Dove Creek Oil Co.	1	1	0	0	Mar 23, 1979	Mar 23, 1979
281	EI-Fel Energy	1	1	0	0	Apr 3, 1978	Apr 3, 1978
282	El Paso Natural Gas Co.	1	1	0	0	Jun 3, 1993	Jun 3, 1993
283	Energy Production Co.	1	1	0	0	Apr 29, 1983	Apr 29, 1983
284	Enterprise Products Operatingllc	1	1	0	0	Feb 11, 2015	Feb 11, 2015
285	Enterprises Unlimited, Inc.	1	1	0	0	Jun 6, 1978	Jun 6, 1978
286	Erde Exploration Company	1	1	0	0	Aug 10, 1981	Aug 10, 1981
287	Excel Petroleum Corporation	1	1	0	0	Dec 7, 1990	Dec 7, 1990
288	Exxon Mobil Corporation	1	1	0	0	Jan 18, 2002	Jan 18, 2002
289	Fairmont Production Company	1	1	0	0	Sep 21, 1989	Sep 21, 1989
290	Fletcher, E. B.	1	1	0	0	Jan 4, 1978	Jan 4, 1978
291	Florida Gas Exploration Company	1	1	0	0	Jul 25, 1977	Jul 25, 1977
292	Fortune Drilling Co., Inc.	1	1	0	0	Nov 2, 1978	Nov 2, 1978
293	Fulton Oil Corporation	1	1	0	0	Nov 5, 1980	Nov 5, 1980
294	Galbraith, George S.	1	1	0	0	Sep 18, 1990	Sep 18, 1990
295	Gco Drilling Company	1	1	0	0	Jul 29, 1986	Jul 29, 1986
296	Geotrac Energy Corporation	1	1	0	0	Mar 19, 1992	Mar 19, 1992
297	GLG Energy, L.P.	1	1	0	0	May 24, 1991	May 24, 1991
298	Graham, Keith D.	1	1	0	0	Jun 30, 1977	Jun 30, 1977
299	Great Western Drlg. Co.	1	1	0	0	Nov 30, 1990	Nov 30, 1990
300	GTF Energy, LLC	1	1	0	0	Dec 11, 2013	Dec 11, 2013

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