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.
| # | Operator | Permits | All time | Horizontal | Wells | First | Last |
|---|---|---|---|---|---|---|---|
| 1 | XTO Energy Inc. | 712 | 712 | 36 | 21 | Mar 8, 1996 | May 2, 2019 |
| 2 | Mitchell Energy Corporation | 271 | 271 | 0 | 7 | Apr 5, 1978 | Dec 15, 2000 |
| 3 | O'Benco, Inc. | 104 | 104 | 0 | 2 | Aug 31, 1999 | Mar 24, 2010 |
| 4 | Herd Producing Company, Inc. | 74 | 74 | 0 | 12 | Dec 21, 1977 | Jul 26, 2000 |
| 5 | Marathon Oil Company | 73 | 73 | 0 | 4 | Jan 14, 1991 | Oct 26, 2010 |
| 6 | St. Mary Land & Exploration Co. | 54 | 54 | 0 | 4 | Jul 1, 1996 | Jan 22, 2008 |
| 7 | Sklar & Phillips Oil Co. | 49 | 49 | 0 | 3 | Dec 29, 1992 | Jun 2, 1999 |
| 8 | Devon Energy Production Co, L.P. | 47 | 47 | 21 | 6 | Jul 17, 2001 | Jan 6, 2014 |
| 9 | Valence Operating Company | 34 | 34 | 0 | 26 | Feb 12, 1993 | Oct 12, 2009 |
| 10 | TXO Production Corp. | 32 | 32 | 0 | 6 | Apr 24, 1980 | Oct 5, 1989 |
| 11 | Mitchell Energy Company L.P. | 32 | 32 | 0 | 1 | Oct 5, 2000 | Jan 14, 2002 |
| 12 | Brown Oil & Gas Co. | 31 | 31 | 0 | 160 | Sep 12, 1978 | Sep 14, 2016 |
| 13 | Berry Oil Comp. | 26 | 26 | 0 | 0 | May 22, 2008 | Jan 11, 2011 |
| 14 | Stroud Petroleum, Inc. | 21 | 21 | 0 | 27 | Aug 11, 2000 | May 5, 2022 |
| 15 | Warrior Resources Inc. | 20 | 20 | 0 | 4 | Oct 31, 1977 | Oct 2, 1989 |
| 16 | Linn Operating, Inc. | 16 | 16 | 0 | 3 | Feb 3, 2015 | Jul 14, 2016 |
| 17 | Encana Oil & Gas(usa) Inc. | 16 | 16 | 0 | 0 | Jan 31, 2005 | Jan 8, 2010 |
| 18 | Devon Energy Operating Co., L.P. | 13 | 13 | 0 | 0 | Nov 26, 2002 | Jul 15, 2004 |
| 19 | Sandollar Oil & Gas, Inc. | 13 | 13 | 0 | 0 | Jan 22, 1992 | Feb 4, 1993 |
| 20 | Texaco E & P Inc. | 13 | 13 | 0 | 0 | May 26, 1993 | Sep 14, 2001 |
| 21 | Sklar Exploration Company LLC | 12 | 12 | 0 | 10 | Jun 1, 2001 | Aug 29, 2012 |
| 22 | Rowan, Al | 12 | 12 | 0 | 1 | Jun 24, 1980 | Feb 11, 1994 |
| 23 | Mexia Gas Company, Inc. | 12 | 12 | 0 | 0 | Nov 19, 1979 | Nov 14, 1985 |
| 24 | Goodrich Oil Company | 11 | 11 | 0 | 2 | Dec 11, 1981 | Jun 15, 1990 |
| 25 | Approach Operating LLC | 11 | 11 | 0 | 1 | Nov 9, 2007 | Apr 8, 2009 |
| 26 | Hombre Oil Co., Ltd. | 11 | 11 | 0 | 0 | Dec 3, 1984 | Aug 19, 2009 |
| 27 | Phillips Petroleum Company | 11 | 11 | 0 | 0 | Jan 19, 1999 | Feb 23, 2001 |
| 28 | Richey, Kelly E. | 11 | 11 | 0 | 0 | Nov 2, 1983 | May 23, 1985 |
| 29 | Samson Lone Star LP | 11 | 11 | 0 | 0 | Dec 10, 1982 | May 21, 2007 |
| 30 | Miers Brothers Oil & Gas Co. | 10 | 10 | 0 | 5 | Dec 12, 1978 | Aug 24, 1981 |
| 31 | Texas Oil & Gas Corp. | 10 | 10 | 0 | 1 | Jun 9, 1977 | Feb 6, 1981 |
| 32 | Miller, B.H. Oil & Martin,d. Oil | 10 | 10 | 0 | 0 | Jan 28, 1982 | Aug 10, 1983 |
| 33 | Hilcorp Energy Company | 9 | 9 | 2 | 612 | Sep 8, 2025 | Oct 1, 2026 |
| 34 | Brown, J. Burns Operating Co. | 9 | 9 | 0 | 2 | Jun 1, 1987 | Feb 22, 1995 |
| 35 | Reynolds Drilling Co., Inc. | 9 | 9 | 0 | 1 | Mar 7, 1995 | Jun 5, 1998 |
| 36 | Atmos Energy Corp., Mid-Tex Div. | 9 | 9 | 0 | 0 | Apr 3, 2008 | Jan 8, 2024 |
| 37 | Comstock Oil & Gas, Inc. | 9 | 9 | 0 | 0 | Aug 28, 1996 | Nov 8, 2004 |
| 38 | Cross Timbers Operating Company | 9 | 9 | 0 | 0 | Apr 11, 2001 | May 22, 2001 |
| 39 | Petroleum Unlimited, Inc. | 9 | 9 | 0 | 0 | Aug 10, 1987 | Aug 25, 1992 |
| 40 | Spence Energy Company | 8 | 8 | 0 | 4 | Nov 21, 2001 | May 23, 2006 |
| 41 | SM Energy Company | 8 | 8 | 0 | 3 | Oct 4, 2012 | Sep 4, 2014 |
| 42 | Condor Energy Corporation | 8 | 8 | 0 | 1 | Dec 16, 1977 | Mar 12, 1979 |
| 43 | Delta Drilling Co. | 8 | 8 | 0 | 1 | Jul 19, 1977 | Dec 31, 1980 |
| 44 | Crescent Pass Energy, LLC | 8 | 8 | 1 | 0 | Feb 6, 2023 | Aug 3, 2023 |
| 45 | KCS Resources, Inc. | 8 | 8 | 0 | 0 | Aug 10, 1994 | Jul 10, 2006 |
| 46 | Lincoln Oil & Gas | 8 | 8 | 0 | 0 | Sep 22, 1982 | Jul 13, 1983 |
| 47 | Sundance Oil Company | 8 | 8 | 0 | 0 | May 11, 1978 | Jul 21, 1983 |
| 48 | Comstock Oil & Gas, LP | 7 | 7 | 0 | 6 | Apr 27, 2005 | Mar 21, 2013 |
| 49 | Locklin Oil Company | 7 | 7 | 0 | 1 | Sep 28, 1984 | Jun 28, 1988 |
| 50 | Pennzoil Producing Co. | 7 | 7 | 0 | 1 | Mar 12, 1982 | Jun 13, 1985 |
| 51 | Robbins Petroleum Corp. | 7 | 7 | 0 | 1 | Aug 1, 1977 | Jan 29, 1980 |
| 52 | Costilla Energy, Inc. | 7 | 7 | 0 | 0 | Feb 28, 1997 | Jul 1, 1998 |
| 53 | New Horizon Global, Inc. | 7 | 7 | 1 | 0 | Sep 22, 2022 | Jan 6, 2025 |
| 54 | Williamson, Don B. | 7 | 7 | 0 | 0 | Dec 31, 1982 | Sep 15, 2005 |
| 55 | Spence, Ralph Oil Company, Inc. | 6 | 6 | 0 | 17 | Apr 5, 1993 | Nov 18, 2011 |
| 56 | Josey, Lenoir M., Inc. | 6 | 6 | 0 | 4 | Jul 13, 1977 | Jul 2, 1979 |
| 57 | Wessely Energy Company | 6 | 6 | 0 | 1 | Dec 4, 1984 | Feb 24, 1987 |
| 58 | Apache Corporation | 6 | 6 | 0 | 0 | Apr 20, 1990 | Mar 29, 2002 |
| 59 | Blocker Exploration Co. | 6 | 6 | 0 | 0 | May 11, 1979 | Jun 25, 1981 |
| 60 | Ergon Exploration, Inc. | 6 | 6 | 0 | 0 | Oct 1, 1982 | Apr 20, 1984 |
| 61 | Key Production Co. | 6 | 6 | 0 | 0 | Jun 25, 1984 | Aug 11, 1994 |
| 62 | Samson Lone Star, LLC | 6 | 6 | 0 | 0 | Sep 28, 2007 | Sep 25, 2008 |
| 63 | Trend Resources Limited | 6 | 6 | 0 | 0 | Dec 5, 1980 | Aug 30, 1984 |
| 64 | Walters, G. C., Jr. | 6 | 6 | 0 | 0 | Mar 28, 1978 | Aug 7, 1980 |
| 65 | Lytle & Phillips | 5 | 5 | 0 | 9 | Aug 22, 1983 | May 19, 1987 |
| 66 | Coolidge Energy Corporation | 5 | 5 | 0 | 3 | Nov 28, 1977 | Oct 17, 1986 |
| 67 | Amoco Production Company | 5 | 5 | 0 | 2 | Dec 5, 1977 | Sep 30, 1982 |
| 68 | CH4 Energy, LLC | 5 | 5 | 0 | 0 | Dec 31, 2002 | Sep 1, 2004 |
| 69 | Grace Petroleum Corp. | 5 | 5 | 0 | 0 | Apr 20, 1981 | Apr 23, 1985 |
| 70 | Mobley, O. B. | 5 | 5 | 0 | 0 | Feb 4, 1980 | Aug 28, 1981 |
| 71 | Moncrief, C. B. | 5 | 5 | 0 | 0 | Apr 28, 1983 | May 2, 1986 |
| 72 | Nadel & Gussman | 5 | 5 | 0 | 0 | Jan 7, 1994 | Mar 7, 2003 |
| 73 | Petrus Operating Co., Inc. | 5 | 5 | 0 | 0 | Apr 2, 1982 | Apr 27, 1984 |
| 74 | Z/F Little Buddy, L.P. | 5 | 5 | 0 | 0 | Dec 2, 1998 | Sep 29, 1999 |
| 75 | Spence, Ralph | 4 | 4 | 0 | 5 | Sep 21, 1978 | Apr 23, 1986 |
| 76 | Goodrich Petroleum Company | 4 | 4 | 0 | 1 | Mar 1, 1996 | Jan 16, 1998 |
| 77 | Aries Oil Corp. | 4 | 4 | 0 | 0 | Sep 21, 1983 | Sep 21, 1983 |
| 78 | Cawthon, Kelly S. | 4 | 4 | 0 | 0 | Sep 8, 1978 | Jul 14, 1981 |
| 79 | Ensign Operating Co. | 4 | 4 | 0 | 0 | May 18, 1998 | Aug 14, 2000 |
| 80 | McCormick Operating Company | 4 | 4 | 0 | 0 | Sep 17, 1980 | May 28, 1981 |
| 81 | Miller, B. H. Oil Co. | 4 | 4 | 0 | 0 | Aug 8, 1985 | Nov 21, 1985 |
| 82 | Pickens Company, Inc., The | 4 | 4 | 0 | 0 | Feb 23, 1981 | Apr 11, 1984 |
| 83 | Sklar-Tex L.L.C. | 4 | 4 | 0 | 0 | Aug 20, 1998 | Feb 22, 2001 |
| 84 | Tanos Exploration II, LLC | 4 | 4 | 0 | 0 | Mar 7, 2019 | Jan 23, 2020 |
| 85 | Txu Lone Star Pipeline | 4 | 4 | 0 | 0 | Mar 28, 2001 | Mar 28, 2001 |
| 86 | Sugar Enterprises, LLC | 3 | 3 | 0 | 12 | Aug 18, 2017 | Jan 31, 2018 |
| 87 | Brinkley, Greg D. | 3 | 3 | 0 | 4 | Jan 20, 1995 | Jan 20, 1995 |
| 88 | Miller Energy, Inc. | 3 | 3 | 0 | 3 | Aug 23, 1984 | Jul 13, 2000 |
| 89 | Southwest Operating, Inc.-Tyler | 3 | 3 | 2 | 3 | Aug 10, 2020 | Sep 22, 2026 |
| 90 | Johnson, Randee B. | 3 | 3 | 0 | 2 | Jul 25, 1984 | Sep 24, 1987 |
| 91 | Ventex Operating Corp. | 3 | 3 | 1 | 2 | Jun 24, 2014 | Aug 19, 2015 |
| 92 | Brannon Oil & Gas, Inc. | 3 | 3 | 0 | 1 | Nov 21, 1983 | Oct 3, 1997 |
| 93 | Hancock, Guy | 3 | 3 | 0 | 1 | Nov 12, 1984 | Jul 25, 1988 |
| 94 | Hayes Operations | 3 | 3 | 0 | 1 | Apr 28, 1978 | Nov 2, 1979 |
| 95 | American Aquila | 3 | 3 | 0 | 0 | Mar 20, 1985 | May 1, 1985 |
| 96 | Brown, C. L. Inc. | 3 | 3 | 0 | 0 | Dec 20, 1995 | Dec 11, 1997 |
| 97 | Clements Energy, Inc. | 3 | 3 | 0 | 0 | Dec 31, 1979 | Nov 7, 1980 |
| 98 | Collum, Jim & Price, J. P. | 3 | 3 | 0 | 0 | Jun 14, 1979 | Jun 14, 1979 |
| 99 | Costilla Petroleum Corporation | 3 | 3 | 0 | 0 | May 20, 1996 | Nov 12, 1996 |
| 100 | Dallas Production, Inc. | 3 | 3 | 0 | 0 | Dec 14, 1993 | Oct 31, 2012 |
| 101 | Frost, Jack | 3 | 3 | 0 | 0 | Oct 1, 1981 | Mar 8, 1982 |
| 102 | Geodominion Petroleum | 3 | 3 | 0 | 0 | Mar 22, 2002 | Jul 21, 2005 |
| 103 | Herd Producing Co. and Wessely | 3 | 3 | 0 | 0 | Apr 6, 1983 | Apr 30, 1984 |
| 104 | Magnum-Ergon | 3 | 3 | 0 | 0 | Apr 5, 1982 | Apr 22, 1982 |
| 105 | Magnum Reserves, Inc | 3 | 3 | 0 | 0 | Sep 21, 1981 | Apr 2, 1982 |
| 106 | Martin, D. Oil & Gas | 3 | 3 | 0 | 0 | Nov 15, 1982 | Dec 1, 1982 |
| 107 | Neff, Crozier & Company, Inc. | 3 | 3 | 0 | 0 | Jun 3, 1985 | Nov 4, 1985 |
| 108 | Palmer Petroleum Inc. | 3 | 3 | 0 | 0 | Jul 14, 1988 | Mar 12, 2004 |
| 109 | Spindletop Oil&gas Company | 3 | 3 | 0 | 0 | Jan 26, 1993 | Dec 20, 1993 |
| 110 | Tahoe Exploration Inc. | 3 | 3 | 0 | 0 | Oct 31, 2001 | Feb 1, 2002 |
| 111 | Wessely Energy Corporation | 3 | 3 | 0 | 0 | Dec 31, 1980 | Nov 28, 1983 |
| 112 | Wesson Energy-Dallas Prod. Inc. | 3 | 3 | 0 | 0 | Jun 13, 1988 | Dec 12, 1990 |
| 113 | Linn Operating, LLC | 2 | 2 | 2 | 3 | Jun 15, 2017 | Jun 20, 2017 |
| 114 | Rabalais, F.W. Inc. | 2 | 2 | 0 | 2 | Oct 27, 2000 | Nov 17, 2000 |
| 115 | Black Jack Services, L.L.C. | 2 | 2 | 0 | 1 | Feb 28, 2005 | Feb 28, 2005 |
| 116 | Elexco, Inc. | 2 | 2 | 0 | 1 | Dec 31, 1982 | Sep 26, 1983 |
| 117 | Kaneb Exploration, Inc. | 2 | 2 | 0 | 1 | Sep 8, 1987 | May 30, 1989 |
| 118 | Pg&e Resources Company | 2 | 2 | 0 | 1 | Dec 20, 1990 | Jan 7, 1993 |
| 119 | Phillips, Jack L. Co. | 2 | 2 | 0 | 1 | Nov 30, 2016 | Apr 24, 2018 |
| 120 | Acock/Anaqua Operating Co., LC | 2 | 2 | 0 | 0 | Nov 1, 2002 | Nov 14, 2002 |
| 121 | Amend Energy Company | 2 | 2 | 0 | 0 | Dec 15, 1987 | Dec 15, 1987 |
| 122 | Backwoods Circle, Ltd. | 2 | 2 | 0 | 0 | Mar 28, 1985 | May 14, 1986 |
| 123 | Barrow-Shaver Resources Co. | 2 | 2 | 0 | 0 | Apr 30, 2008 | Jun 7, 2010 |
| 124 | Berry Petroleum Company, LLC | 2 | 2 | 0 | 0 | Mar 15, 2018 | Mar 15, 2018 |
| 125 | Blake/Field, Inc. | 2 | 2 | 0 | 0 | May 18, 1978 | Sep 24, 1979 |
| 126 | CH4 Energy II, LLC | 2 | 2 | 0 | 0 | May 21, 2008 | Jul 14, 2009 |
| 127 | Compadre Resources, LLC | 2 | 2 | 0 | 0 | Mar 4, 2019 | Mar 6, 2019 |
| 128 | Consolidated Oil & Gas, Inc. | 2 | 2 | 0 | 0 | Mar 23, 1983 | Jul 13, 1983 |
| 129 | Energy Transfer Company | 2 | 2 | 0 | 0 | Feb 28, 2022 | Feb 28, 2022 |
| 130 | Escondido Petroleum Company, Inc | 2 | 2 | 0 | 0 | Jul 6, 1987 | Dec 7, 1988 |
| 131 | Forum Exploration Co., L.P. | 2 | 2 | 0 | 0 | Feb 8, 2006 | Mar 16, 2007 |
| 132 | Frontier Energy | 2 | 2 | 0 | 0 | Dec 3, 1982 | Apr 15, 1983 |
| 133 | Helmer Exploration & Stanton Eng | 2 | 2 | 0 | 0 | Apr 9, 1987 | Oct 9, 1987 |
| 134 | Hinton Production Company | 2 | 2 | 0 | 0 | Aug 18, 1977 | Oct 3, 1983 |
| 135 | Kaiser Oil (U S) Ltd. | 2 | 2 | 0 | 0 | Oct 31, 1980 | Aug 3, 1981 |
| 136 | Kingwood Energy, Inc. | 2 | 2 | 0 | 0 | Jun 17, 1983 | Jun 22, 1983 |
| 137 | Marco Exploration, Inc. | 2 | 2 | 0 | 0 | May 8, 1987 | Oct 15, 1987 |
| 138 | MKW Exploration, Inc. | 2 | 2 | 0 | 0 | May 3, 1979 | Jun 8, 1979 |
| 139 | North Central Oil Corp. | 2 | 2 | 0 | 0 | Nov 15, 1993 | Mar 25, 1994 |
| 140 | Oneok Exploration Company | 2 | 2 | 0 | 0 | Jun 28, 1985 | Mar 23, 1986 |
| 141 | Petro-Tech, Inc. | 2 | 2 | 0 | 0 | Dec 30, 1977 | Sep 14, 1979 |
| 142 | Range Oil Corporation | 2 | 2 | 0 | 0 | Jul 17, 1984 | Dec 17, 1984 |
| 143 | Reef Exploration, Inc. (A-1) | 2 | 2 | 0 | 0 | May 7, 1996 | May 7, 1996 |
| 144 | Richey, W. E. & John Voight | 2 | 2 | 0 | 0 | Nov 23, 1988 | Nov 23, 1988 |
| 145 | Roach, Ralph H. Petro, Ltd. | 2 | 2 | 0 | 0 | Apr 19, 1978 | Feb 6, 1979 |
| 146 | Samedan Oil Corporation | 2 | 2 | 0 | 0 | Dec 12, 1979 | Jun 25, 1982 |
| 147 | Slawson, Donald C., Oil Producer | 2 | 2 | 0 | 0 | Aug 22, 1980 | Sep 15, 1980 |
| 148 | Springer Kennard Oil Co., Inc. | 2 | 2 | 0 | 0 | Jun 11, 1982 | Dec 20, 1982 |
| 149 | Texoma Exploration, Inc. | 2 | 2 | 0 | 0 | Jun 10, 1981 | Jul 29, 1981 |
| 150 | Wagner, Duer & Co. | 2 | 2 | 0 | 0 | Nov 16, 1990 | Jun 20, 1994 |
| 151 | Williamson, Robert | 2 | 2 | 0 | 0 | Aug 4, 1980 | Jul 16, 1981 |
| 152 | Southern Oklahoma Production Co. | 1 | 1 | 0 | 4 | May 27, 1983 | May 27, 1983 |
| 153 | West Energy Developers, Inc. | 1 | 1 | 0 | 3 | Mar 12, 1982 | Mar 12, 1982 |
| 154 | C6 Operating, L.L.C. | 1 | 1 | 0 | 2 | Oct 11, 2018 | Oct 11, 2018 |
| 155 | Ironwood Oil & Gas LLC | 1 | 1 | 0 | 2 | Mar 7, 2013 | Mar 7, 2013 |
| 156 | Brown, George R. Partnership,the | 1 | 1 | 0 | 1 | May 26, 1989 | May 26, 1989 |
| 157 | CD Consulting & Operating Co. | 1 | 1 | 0 | 1 | Apr 26, 1990 | Apr 26, 1990 |
| 158 | Compadre Drlg & Expl Corp | 1 | 1 | 0 | 1 | Jun 7, 1983 | Jun 7, 1983 |
| 159 | Estate Oil & Gas Corp. | 1 | 1 | 0 | 1 | Oct 9, 1980 | Oct 9, 1980 |
| 160 | Geochem Associates, L.L.C. | 1 | 1 | 0 | 1 | Oct 3, 1995 | Oct 3, 1995 |
| 161 | Mesa Petroleum Co. | 1 | 1 | 0 | 1 | Sep 6, 1977 | Sep 6, 1977 |
| 162 | Miers, L. E. | 1 | 1 | 0 | 1 | Aug 22, 1977 | Aug 22, 1977 |
| 163 | Mosbacher Production Co. | 1 | 1 | 0 | 1 | Apr 10, 1984 | Apr 10, 1984 |
| 164 | Petrus Oil Company, L.P. | 1 | 1 | 0 | 1 | Nov 6, 1987 | Nov 6, 1987 |
| 165 | Texaco Inc. | 1 | 1 | 0 | 1 | May 1, 1979 | May 1, 1979 |
| 166 | A A Production Inc. | 1 | 1 | 0 | 0 | Aug 26, 1994 | Aug 26, 1994 |
| 167 | Abco Energy Corporation | 1 | 1 | 0 | 0 | Jul 2, 1982 | Jul 2, 1982 |
| 168 | Adobe Oil Co. | 1 | 1 | 0 | 0 | Jul 8, 1977 | Jul 8, 1977 |
| 169 | Adobe Oil & Gas Corp. | 1 | 1 | 0 | 0 | Mar 21, 1978 | Mar 21, 1978 |
| 170 | Anderson, James K. Inc. | 1 | 1 | 0 | 0 | Aug 29, 1990 | Aug 29, 1990 |
| 171 | Anderson Producing, Inc | 1 | 1 | 0 | 0 | May 15, 1998 | May 15, 1998 |
| 172 | Atkinson Energy Corporation | 1 | 1 | 0 | 0 | Jul 2, 2003 | Jul 2, 2003 |
| 173 | Atmos Pipeline - Texas | 1 | 1 | 0 | 0 | Sep 16, 2026 | Sep 16, 2026 |
| 174 | Ballard Exploration Company,inc. | 1 | 1 | 0 | 0 | Aug 26, 1982 | Aug 26, 1982 |
| 175 | Barron, Cody P. | 1 | 1 | 0 | 0 | Oct 9, 1980 | Oct 9, 1980 |
| 176 | Barron, C. P. | 1 | 1 | 0 | 0 | May 24, 1983 | May 24, 1983 |
| 177 | Benton, Evrett, Inc. | 1 | 1 | 0 | 0 | Jul 12, 1985 | Jul 12, 1985 |
| 178 | Berry,philip B.operating Co.inc. | 1 | 1 | 0 | 0 | Sep 24, 1992 | Sep 24, 1992 |
| 179 | Bettis, Boyle & Stovall | 1 | 1 | 0 | 0 | Mar 12, 1985 | Mar 12, 1985 |
| 180 | Bexco Operating, Inc. | 1 | 1 | 0 | 0 | Jul 19, 1985 | Jul 19, 1985 |
| 181 | Bishop Petroleum Inc. | 1 | 1 | 0 | 0 | Dec 11, 1984 | Dec 11, 1984 |
| 182 | Blow, J. B. & Rowan, Al | 1 | 1 | 0 | 0 | Jan 21, 1982 | Jan 21, 1982 |
| 183 | Bluco Production Co., Inc. | 1 | 1 | 0 | 0 | Aug 14, 1987 | Aug 14, 1987 |
| 184 | Brannon, M. J. | 1 | 1 | 0 | 0 | Jul 2, 1985 | Jul 2, 1985 |
| 185 | Brazos Resources, Inc. | 1 | 1 | 0 | 0 | Jul 1, 1981 | Jul 1, 1981 |
| 186 | Brown, C. L., III | 1 | 1 | 0 | 0 | Aug 20, 1985 | Aug 20, 1985 |
| 187 | Brown, Tom Inc. | 1 | 1 | 0 | 0 | Mar 31, 2004 | Mar 31, 2004 |
| 188 | Bruno, Earl R. | 1 | 1 | 0 | 0 | Nov 2, 1978 | Nov 2, 1978 |
| 189 | Carless Resources (Texas) Inc. | 1 | 1 | 0 | 0 | Jul 14, 1988 | Jul 14, 1988 |
| 190 | Carl, W. E. | 1 | 1 | 0 | 0 | Feb 28, 1985 | Feb 28, 1985 |
| 191 | Chapman, Roger Inc. | 1 | 1 | 0 | 0 | Dec 23, 1988 | Dec 23, 1988 |
| 192 | Chesapeake Operating, Inc. | 1 | 1 | 0 | 0 | Nov 13, 2009 | Nov 13, 2009 |
| 193 | China Star Oil Co., LLC | 1 | 1 | 0 | 0 | Jan 20, 2010 | Jan 20, 2010 |
| 194 | Cities Service Oil & Gas Corp. | 1 | 1 | 0 | 0 | Nov 30, 1984 | Nov 30, 1984 |
| 195 | Clay Exploration, Inc. | 1 | 1 | 0 | 0 | Mar 8, 2007 | Mar 8, 2007 |
| 196 | Collinsworth Petroleum Explor. | 1 | 1 | 0 | 0 | Aug 31, 1982 | Aug 31, 1982 |
| 197 | Condry, Louie A. & R. E. Condry | 1 | 1 | 0 | 0 | Aug 4, 1977 | Aug 4, 1977 |
| 198 | Consolidated Oil & Gas, Inc | 1 | 1 | 0 | 0 | Nov 4, 1994 | Nov 4, 1994 |
| 199 | Cor-Tex Oil Field Services, LLC | 1 | 1 | 0 | 0 | Oct 16, 2007 | Oct 16, 2007 |
| 200 | Crow, David | 1 | 1 | 0 | 0 | Jun 30, 1993 | Jun 30, 1993 |
| 201 | Dallas Exploration, Inc. | 1 | 1 | 0 | 0 | Jun 29, 1979 | Jun 29, 1979 |
| 202 | Dear Minerals, Inc. | 1 | 1 | 0 | 0 | Aug 16, 1978 | Aug 16, 1978 |
| 203 | D & G Petroleum, Inc. | 1 | 1 | 0 | 0 | May 28, 1987 | May 28, 1987 |
| 204 | Doan Oil Company | 1 | 1 | 0 | 0 | Apr 6, 1982 | Apr 6, 1982 |
| 205 | Downs Operating Company, LLC | 1 | 1 | 0 | 0 | Mar 12, 2019 | Mar 12, 2019 |
| 206 | East Texas Production Mgt. Inc | 1 | 1 | 0 | 0 | Sep 10, 1997 | Sep 10, 1997 |
| 207 | Energy Arrow Exploration, LLC | 1 | 1 | 0 | 0 | Jul 3, 1995 | Jul 3, 1995 |
| 208 | EOG Resources, Inc. | 1 | 1 | 0 | 0 | Nov 22, 2000 | Nov 22, 2000 |
| 209 | Excelsior Oil Corp. | 1 | 1 | 0 | 0 | Mar 30, 1983 | Mar 30, 1983 |
| 210 | Fair Energy | 1 | 1 | 0 | 0 | Jul 22, 1982 | Jul 22, 1982 |
| 211 | Fair Oil Company | 1 | 1 | 0 | 0 | May 15, 1989 | May 15, 1989 |
| 212 | Fender, Harris R. | 1 | 1 | 0 | 0 | Jun 16, 1977 | Jun 16, 1977 |
| 213 | Fortson Oil Company | 1 | 1 | 0 | 0 | Sep 29, 1993 | Sep 29, 1993 |
| 214 | Freeze Oil & Martin Oil | 1 | 1 | 0 | 0 | Jun 1, 1983 | Jun 1, 1983 |
| 215 | Gainco, Inc. | 1 | 1 | 0 | 0 | May 21, 1984 | May 21, 1984 |
| 216 | Geo Logic Environmental Srvcs LC | 1 | 1 | 0 | 0 | Jun 12, 2006 | Jun 12, 2006 |
| 217 | Getty Oil Co. | 1 | 1 | 0 | 0 | Jan 12, 1979 | Jan 12, 1979 |
| 218 | Gounah, Tim | 1 | 1 | 0 | 0 | Dec 8, 1983 | Dec 8, 1983 |
| 219 | Hagens, R. C. | 1 | 1 | 0 | 0 | Aug 24, 1982 | Aug 24, 1982 |
| 220 | Halbouty, Michel T. Energy Co. | 1 | 1 | 0 | 0 | Sep 11, 1985 | Sep 11, 1985 |
| 221 | Harleton Oil & Gas Inc. | 1 | 1 | 0 | 0 | May 22, 2013 | May 22, 2013 |
| 222 | Harper, Wayne | 1 | 1 | 0 | 0 | Jul 23, 1992 | Jul 23, 1992 |
| 223 | Harr, Marvin H., Trustee | 1 | 1 | 0 | 0 | Apr 3, 1984 | Apr 3, 1984 |
| 224 | HCM | 1 | 1 | 0 | 0 | Dec 21, 1982 | Dec 21, 1982 |
| 225 | Herd, Bob L.- Beaird, Harold C. | 1 | 1 | 0 | 0 | Jun 29, 1977 | Jun 29, 1977 |
| 226 | Highland Resources-G. R. Brown | 1 | 1 | 0 | 0 | Oct 10, 1978 | Oct 10, 1978 |
| 227 | Highland Resources, Inc. | 1 | 1 | 0 | 0 | Apr 14, 1980 | Apr 14, 1980 |
| 228 | Hillcrest Production Co., Inc. | 1 | 1 | 0 | 0 | Aug 9, 1982 | Aug 9, 1982 |
| 229 | Howard & Clayton Oil Co. | 1 | 1 | 0 | 0 | Oct 4, 1977 | Oct 4, 1977 |
| 230 | Intercontinental Production Co. | 1 | 1 | 0 | 0 | Oct 23, 1980 | Oct 23, 1980 |
| 231 | Jones-Obrien, Inc. | 1 | 1 | 0 | 0 | Jun 14, 1977 | Jun 14, 1977 |
| 232 | Jordan Oil & Gas Co. | 1 | 1 | 0 | 0 | Apr 19, 1978 | Apr 19, 1978 |
| 233 | Lasmo Energy Corporation | 1 | 1 | 0 | 0 | Oct 20, 1989 | Oct 20, 1989 |
| 234 | Lci Management, LLC | 1 | 1 | 0 | 0 | Sep 5, 2006 | Sep 5, 2006 |
| 235 | Marco Energy, Inc. of Texas | 1 | 1 | 0 | 0 | Nov 7, 1985 | Nov 7, 1985 |
| 236 | Marinex Exploration Company | 1 | 1 | 0 | 0 | Nov 6, 1991 | Nov 6, 1991 |
| 237 | Matador Operating Company | 1 | 1 | 0 | 0 | Mar 4, 2003 | Mar 4, 2003 |
| 238 | Matzinger Petroleum Co | 1 | 1 | 0 | 0 | Jun 17, 1982 | Jun 17, 1982 |
| 239 | Medicine Bow Operating Company | 1 | 1 | 0 | 0 | Dec 16, 2003 | Dec 16, 2003 |
| 240 | Milinda Oil Co. | 1 | 1 | 0 | 0 | Oct 10, 1980 | Oct 10, 1980 |
| 241 | ML Resources, Inc. | 1 | 1 | 0 | 0 | Aug 12, 2004 | Aug 12, 2004 |
| 242 | MM China Star Oil Co., LLC | 1 | 1 | 0 | 0 | Nov 18, 2010 | Nov 18, 2010 |
| 243 | Mosbacher, Robert | 1 | 1 | 0 | 0 | Oct 4, 1977 | Oct 4, 1977 |
| 244 | Murjo Oil & Royalty Company | 1 | 1 | 0 | 0 | Aug 21, 1985 | Aug 21, 1985 |
| 245 | Mustang Drilling, Ltd. | 1 | 1 | 0 | 0 | Aug 28, 2002 | Aug 28, 2002 |
| 246 | Orbit Oil & Gas, Inc. | 1 | 1 | 0 | 0 | Jun 6, 1978 | Jun 6, 1978 |
| 247 | Palmer, John T. | 1 | 1 | 0 | 0 | Aug 15, 1979 | Aug 15, 1979 |
| 248 | Pennzoil Exploration & Prod. Co. | 1 | 1 | 0 | 0 | Sep 24, 1991 | Sep 24, 1991 |
| 249 | Phillips, Jack E. | 1 | 1 | 0 | 0 | Aug 2, 1989 | Aug 2, 1989 |
| 250 | Pitts Oil Co.-Dallas Prod. Inc. | 1 | 1 | 0 | 0 | Dec 11, 1984 | Dec 11, 1984 |
| 251 | Procter, Doug | 1 | 1 | 0 | 0 | Nov 13, 1980 | Nov 13, 1980 |
| 252 | Psi Production, Inc. | 1 | 1 | 0 | 0 | Aug 1, 1994 | Aug 1, 1994 |
| 253 | Quality Operating, Inc. | 1 | 1 | 0 | 0 | Aug 31, 1994 | Aug 31, 1994 |
| 254 | Republic Gas Gathering Sys., Inc | 1 | 1 | 0 | 0 | Jul 13, 1979 | Jul 13, 1979 |
| 255 | Ridley Oil Corporation | 1 | 1 | 0 | 0 | Dec 15, 1982 | Dec 15, 1982 |
| 256 | Rippy Oil Company | 1 | 1 | 0 | 0 | Sep 4, 1987 | Sep 4, 1987 |
| 257 | Robertson, Rock | 1 | 1 | 0 | 0 | Jul 28, 1978 | Jul 28, 1978 |
| 258 | Roosterfish Resources | 1 | 1 | 0 | 0 | Sep 23, 1982 | Sep 23, 1982 |
| 259 | Roosth Production Co. | 1 | 1 | 0 | 0 | Dec 6, 2001 | Dec 6, 2001 |
| 260 | Royalty Operating, Inc. | 1 | 1 | 0 | 0 | Sep 28, 2001 | Sep 28, 2001 |
| 261 | Sample, Don S. | 1 | 1 | 0 | 0 | Aug 26, 1982 | Aug 26, 1982 |
| 262 | Sanchez-O'Brien Oil & Gas Corp. | 1 | 1 | 0 | 0 | Jun 17, 1981 | Jun 17, 1981 |
| 263 | Sandefer & Andress, Inc. | 1 | 1 | 0 | 0 | May 31, 1978 | May 31, 1978 |
| 264 | Stewart, J.H., Oil, Inc. | 1 | 1 | 0 | 0 | Feb 18, 1983 | Feb 18, 1983 |
| 265 | Sullivan & Sullivan Oil Company | 1 | 1 | 0 | 0 | Oct 3, 1978 | Oct 3, 1978 |
| 266 | Sun Expl. & Prod. Co.-Longview | 1 | 1 | 0 | 0 | Feb 20, 1985 | Feb 20, 1985 |
| 267 | Tag Operating Company, Inc. | 1 | 1 | 0 | 0 | Feb 25, 1999 | Feb 25, 1999 |
| 268 | Taylor | 1 | 1 | 0 | 0 | Jun 16, 1988 | Jun 16, 1988 |
| 269 | Texas Pacific Oil Company, Inc. | 1 | 1 | 0 | 0 | Aug 22, 1978 | Aug 22, 1978 |
| 270 | Texas Utilities Fuel Co. | 1 | 1 | 0 | 0 | Nov 27, 1991 | Nov 27, 1991 |
| 271 | Three Forks Operating Co, LLC | 1 | 1 | 0 | 0 | Dec 19, 2007 | Dec 19, 2007 |
| 272 | TMR Exploration, Inc. | 1 | 1 | 0 | 0 | May 21, 1990 | May 21, 1990 |
| 273 | Trich, Wenert | 1 | 1 | 0 | 0 | Nov 10, 1978 | Nov 10, 1978 |
| 274 | Triton Oil & Gas Corp. | 1 | 1 | 0 | 0 | Feb 24, 1989 | Feb 24, 1989 |
| 275 | Universal Resources Corp. | 1 | 1 | 0 | 0 | Mar 27, 1984 | Mar 27, 1984 |
| 276 | Unocal Exploration Corporation | 1 | 1 | 0 | 0 | Mar 18, 1991 | Mar 18, 1991 |
| 277 | Walker Operating Company | 1 | 1 | 0 | 0 | Mar 28, 2022 | Mar 28, 2022 |
| 278 | Wessely Exploration Company | 1 | 1 | 0 | 0 | Jul 13, 1987 | Jul 13, 1987 |
| 279 | White Rock Exploration, Inc. | 1 | 1 | 0 | 0 | Dec 12, 2013 | Dec 12, 2013 |
| 280 | Williamson Oil & Gas, Inc. | 1 | 1 | 0 | 0 | Sep 21, 1994 | Sep 21, 1994 |
| 281 | Wil-Mc Oil Corporation, The | 1 | 1 | 0 | 0 | May 6, 1980 | May 6, 1980 |
| 282 | Wilson, Vern Energy Inc. | 1 | 1 | 0 | 0 | Sep 16, 1983 | Sep 16, 1983 |
| 283 | Wiser Oil Company, The | 1 | 1 | 0 | 0 | Feb 22, 1990 | Feb 22, 1990 |
| 284 | Woodbine Petroleum, Inc. | 1 | 1 | 0 | 0 | Aug 28, 1992 | Aug 28, 1992 |
| 285 | World Oil Corporation | 1 | 1 | 0 | 0 | Apr 15, 1986 | Apr 15, 1986 |
| 286 | Diversified Production LLC | — | 0 | 0 | 319 | — | — |
| 287 | Zephyr Oil Company et Al | — | 0 | 0 | 129 | — | — |
| 288 | 1789 Management LLC | — | 0 | 0 | 98 | — | — |
| 289 | Lodestone Operating Inc. | — | 0 | 0 | 53 | — | — |
| 290 | Hilltex Operating Company LLC | — | 0 | 0 | 39 | — | — |
| 291 | Craton Operating LLC | — | 0 | 0 | 14 | — | — |
| 292 | Luminant Mining Company LLC | — | 0 | 0 | 13 | — | — |
| 293 | Duke Gas Corporation | — | 0 | 0 | 11 | — | — |
| 294 | Culver & Cain Production LLC | — | 0 | 0 | 10 | — | — |
| 295 | Zarvona Energy LLC | — | 0 | 0 | 10 | — | — |
| 296 | BHB Operating Inc. | — | 0 | 0 | 9 | — | — |
| 297 | New Voyage Enterprises LLC | — | 0 | 0 | 9 | — | — |
| 298 | Inter-South Properties Corp. | — | 0 | 0 | 7 | — | — |
| 299 | Wise Operating Inc. | — | 0 | 0 | 7 | — | — |
| 300 | Sandel Energy Inc. | — | 0 | 0 | 6 | — | — |
358 OPERATORS · THE 300 MOST ACTIVE SHOWN · WINDOW ON THE RRC ISSUE DATE