COUNTIES · CALHOUN · OPERATORS
Calhoun 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 | Neumin Production Company | 173 | 173 | 0 | 100 | Nov 10, 1977 | Nov 18, 2014 |
| 2 | Exxon Corp. | 112 | 112 | 0 | 74 | Jun 30, 1977 | May 28, 1998 |
| 3 | Corpus Christi Oil & Gas Co. | 53 | 53 | 0 | 5 | Jan 8, 1979 | Aug 6, 1991 |
| 4 | C & E Operating, Inc. | 44 | 44 | 0 | 24 | Apr 9, 2002 | Feb 2, 2010 |
| 5 | Texas Oil & Gas Corp. | 36 | 36 | 0 | 32 | Jun 6, 1977 | Jun 4, 1981 |
| 6 | Paraffine Oil Corp. | 32 | 32 | 0 | 0 | Mar 10, 1978 | Nov 3, 1981 |
| 7 | American Cometra, Inc. | 29 | 29 | 0 | 8 | Aug 3, 1987 | Nov 23, 1995 |
| 8 | Energy Development Corp. - N. J. | 28 | 28 | 0 | 8 | Aug 23, 1977 | Jun 5, 1986 |
| 9 | Mobil Producing TX. & N.M. Inc. | 28 | 28 | 0 | 5 | Dec 31, 1986 | Apr 13, 1992 |
| 10 | Superior Oil Company, The | 27 | 27 | 0 | 4 | Jul 14, 1977 | Feb 27, 1986 |
| 11 | Williams Expl Co a Delaware Corp | 27 | 27 | 0 | 3 | May 13, 1982 | Jul 28, 1986 |
| 12 | Petro-Guard Production,l.l.c. | 26 | 26 | 0 | 5 | Feb 12, 1998 | Jun 21, 2005 |
| 13 | Weeks Petroleum Corporation | 24 | 24 | 0 | 0 | Jul 12, 1977 | Dec 31, 1980 |
| 14 | Apache Corporation | 22 | 22 | 0 | 8 | Jun 22, 1989 | Feb 12, 1997 |
| 15 | American Petrofina Co. of Tex. | 22 | 22 | 0 | 6 | May 17, 1978 | Jul 10, 1985 |
| 16 | Sue-Ann Oil & Gas Company | 22 | 22 | 0 | 2 | May 7, 1986 | Jan 5, 1990 |
| 17 | Corum Production Company | 20 | 20 | 0 | 8 | Dec 23, 1987 | Sep 30, 2016 |
| 18 | Fina Oil & Chemical Company | 20 | 20 | 0 | 3 | Jun 15, 1987 | Dec 13, 1993 |
| 19 | Sterling Expl. & Prod. Co., LLC | 16 | 16 | 0 | 9 | Apr 6, 1999 | Jan 26, 2007 |
| 20 | Prime Operating Company | 16 | 16 | 0 | 8 | May 1, 1996 | Mar 10, 2017 |
| 21 | Unit Petroleum Company | 16 | 16 | 0 | 6 | May 21, 1996 | Mar 30, 1999 |
| 22 | Integral Energy Corp. | 16 | 16 | 0 | 3 | Jul 11, 1977 | Dec 28, 1979 |
| 23 | Ladd Petroleum Corp. | 16 | 16 | 0 | 2 | Jul 7, 1977 | Feb 28, 1985 |
| 24 | Phoenix Resources Co. | 16 | 16 | 0 | 0 | Feb 22, 1978 | Jun 25, 1982 |
| 25 | Getty Oil Co. | 15 | 15 | 0 | 12 | Nov 21, 1978 | Feb 4, 1985 |
| 26 | Davis Oil Company | 15 | 15 | 0 | 2 | Oct 18, 1977 | Oct 27, 1981 |
| 27 | Seneca Resources Corp. | 15 | 15 | 0 | 1 | Apr 1, 1981 | Nov 8, 1993 |
| 28 | TXO Production Corp. | 14 | 14 | 0 | 13 | Nov 5, 1981 | Jun 7, 1985 |
| 29 | Quintana Pet. Corp. | 14 | 14 | 0 | 9 | Jun 8, 1977 | Nov 22, 1994 |
| 30 | Tschoepe, Arthur J. | 14 | 14 | 0 | 5 | Oct 4, 1984 | Jun 24, 1998 |
| 31 | Chesapeake Operating, Inc. | 14 | 14 | 0 | 4 | Apr 16, 1991 | Aug 4, 2009 |
| 32 | Future Petroleum Company LLC | 14 | 14 | 0 | 1 | Mar 16, 2004 | Jul 26, 2010 |
| 33 | Sonora Exploration Corporation | 14 | 14 | 0 | 1 | Jun 23, 1983 | Jul 30, 1987 |
| 34 | Barnhart Co. | 13 | 13 | 0 | 3 | Jun 30, 1988 | Jul 22, 1993 |
| 35 | Cummins & Walker Oil Co., Inc. | 13 | 13 | 0 | 0 | Feb 6, 2002 | Oct 12, 2006 |
| 36 | Brigham Oil & Gas, L.P. | 12 | 12 | 0 | 9 | Sep 15, 2003 | Aug 16, 2006 |
| 37 | Kebo Oil & Gas, Inc. | 12 | 12 | 0 | 9 | Jun 1, 1993 | Jun 21, 2024 |
| 38 | Cavalla Energy Exploration Co. | 12 | 12 | 0 | 6 | Jul 27, 1978 | Oct 8, 1991 |
| 39 | Yamac Production Company | 12 | 12 | 0 | 3 | Aug 16, 1977 | Nov 20, 1978 |
| 40 | Frostwood Energy, LLC | 11 | 11 | 4 | 12 | Nov 30, 2016 | Apr 23, 2019 |
| 41 | Esenjay Petroleum Corp. | 11 | 11 | 0 | 11 | May 29, 1987 | Aug 5, 1998 |
| 42 | Meridian Oil Production Inc. | 11 | 11 | 0 | 1 | Apr 10, 1992 | Apr 18, 1996 |
| 43 | Apd Company | 10 | 10 | 0 | 5 | Aug 9, 1983 | Sep 19, 1988 |
| 44 | Saluria Operating Co., Inc. | 10 | 10 | 0 | 5 | Jan 15, 1979 | May 4, 1984 |
| 45 | Petroleum Management, Inc. | 10 | 10 | 0 | 4 | Nov 29, 1979 | Apr 4, 1983 |
| 46 | Geosouthern Energy Corporation | 10 | 10 | 0 | 0 | Jul 12, 1983 | Mar 11, 1988 |
| 47 | XOG Operating LLC | 9 | 9 | 0 | 9 | Aug 30, 2005 | Oct 10, 2008 |
| 48 | B&L Exploration, L.L.C. | 9 | 9 | 1 | 7 | Aug 13, 2014 | Sep 12, 2019 |
| 49 | Victoria Operating, Inc. | 9 | 9 | 0 | 5 | Jun 24, 1987 | Apr 4, 1990 |
| 50 | Houston Oil & Minerals Corp. | 9 | 9 | 0 | 2 | Dec 12, 1977 | Nov 3, 1982 |
| 51 | Wainoco Oil & Gas Company | 8 | 8 | 0 | 2 | Nov 22, 1977 | Jan 26, 1990 |
| 52 | Tenneco Oil Co. | 7 | 7 | 0 | 8 | Apr 5, 1978 | Aug 29, 1980 |
| 53 | Sutton Producing Corp. | 7 | 7 | 0 | 5 | May 2, 1978 | Jun 15, 1984 |
| 54 | Convest Energy Corporation | 7 | 7 | 0 | 4 | Jul 18, 1978 | May 16, 1983 |
| 55 | Texaco Producing Inc. | 7 | 7 | 0 | 2 | Sep 17, 1985 | Feb 4, 1991 |
| 56 | Genesis Petroleum Corporation | 7 | 7 | 0 | 1 | Sep 26, 1980 | Aug 13, 1985 |
| 57 | TE-Ray Resources, Inc | 7 | 7 | 0 | 1 | Dec 3, 2003 | Feb 7, 2006 |
| 58 | Baxter, Murphy H. | 7 | 7 | 0 | 0 | Nov 22, 1977 | Nov 12, 1991 |
| 59 | Gruy Petroleum Management Co. | 7 | 7 | 0 | 0 | Mar 5, 2003 | Sep 16, 2005 |
| 60 | Magnum Operating, LLC | 7 | 7 | 0 | 0 | Jul 13, 2011 | Jul 9, 2014 |
| 61 | Parker & Parsley Producing L.P. | 7 | 7 | 0 | 0 | Sep 10, 1996 | Sep 16, 1997 |
| 62 | Synergy Production Company | 7 | 7 | 0 | 0 | Mar 9, 1994 | Mar 13, 1995 |
| 63 | Texas Petroleum Investment Co. | 7 | 7 | 0 | 0 | Jan 30, 1997 | Jan 12, 2001 |
| 64 | B&L Resources, L.L.C. | 6 | 6 | 6 | 53 | Sep 16, 2020 | Apr 1, 2025 |
| 65 | Carr, F. William | 6 | 6 | 0 | 6 | Oct 12, 1979 | Mar 13, 1984 |
| 66 | McGowan Working Partners | 6 | 6 | 0 | 3 | Sep 8, 1993 | Oct 19, 1999 |
| 67 | Clover Energy Corporation | 6 | 6 | 0 | 2 | Sep 23, 1977 | Dec 20, 1982 |
| 68 | Columbia Gas Development Corp. | 6 | 6 | 0 | 2 | Aug 29, 1984 | Mar 25, 1987 |
| 69 | Kaiser-Francis Oil Company | 6 | 6 | 0 | 2 | Mar 10, 1987 | Aug 30, 1993 |
| 70 | Cox, Edwin L. & Cox, Berry R. | 6 | 6 | 0 | 1 | May 8, 1980 | Nov 23, 1981 |
| 71 | Delta American Oil Co. | 6 | 6 | 0 | 1 | Sep 11, 1978 | Oct 1, 1985 |
| 72 | Mosbacher Production Co. | 6 | 6 | 0 | 1 | Jun 18, 1980 | Sep 26, 1984 |
| 73 | Davis Gulf Coast, Inc. | 6 | 6 | 0 | 0 | Jun 22, 2004 | Jun 6, 2006 |
| 74 | Rutherford Oil Corporation | 6 | 6 | 0 | 0 | Nov 19, 1979 | Mar 1, 1983 |
| 75 | Sohio Petroleum Co. | 5 | 5 | 0 | 5 | Feb 13, 1979 | Dec 28, 1983 |
| 76 | Cimarex Energy Co. of Colorado | 5 | 5 | 0 | 3 | Jul 24, 2007 | Feb 3, 2009 |
| 77 | Dow Chemical Co., The | 5 | 5 | 0 | 3 | Mar 30, 1978 | May 25, 1981 |
| 78 | Transtexas Gas Corporation | 5 | 5 | 0 | 2 | Oct 4, 1999 | Aug 9, 2000 |
| 79 | Vintage Petroleum, Inc. | 5 | 5 | 0 | 2 | Sep 2, 1992 | Nov 20, 2000 |
| 80 | Cotton Petroleum Corp. | 5 | 5 | 0 | 1 | Apr 6, 1978 | Dec 6, 1983 |
| 81 | Goldking Prod. Co. | 5 | 5 | 0 | 1 | Jul 2, 1979 | Nov 10, 1981 |
| 82 | Atasca Resources, Inc. | 5 | 5 | 0 | 0 | Oct 21, 1997 | Jun 7, 2000 |
| 83 | Cenergy Exploration Company | 5 | 5 | 0 | 0 | Jul 14, 1982 | Aug 23, 1984 |
| 84 | Enserch Exploration, Inc | 5 | 5 | 0 | 0 | Aug 14, 1980 | Feb 2, 1982 |
| 85 | Graham Energy Services, Inc. | 5 | 5 | 0 | 0 | Aug 28, 1979 | Jul 1, 1980 |
| 86 | Ogle Production Corporation | 5 | 5 | 0 | 0 | Nov 25, 1981 | Dec 14, 1982 |
| 87 | Sabco Operating Company | 5 | 5 | 0 | 0 | Jan 19, 2007 | Oct 11, 2008 |
| 88 | Formation Resources LLC | 4 | 4 | 0 | 8 | Oct 7, 2009 | Feb 26, 2010 |
| 89 | Energy Development Corp. | 4 | 4 | 0 | 3 | Dec 30, 1981 | Jun 10, 1999 |
| 90 | Tesoro Petroleum Corporation | 4 | 4 | 0 | 2 | Oct 29, 1979 | Nov 19, 1981 |
| 91 | Matzinger Petroleum Co | 4 | 4 | 0 | 1 | Jun 15, 1983 | Jan 31, 1984 |
| 92 | McKenzie Petroleum Co Inc | 4 | 4 | 0 | 1 | Dec 8, 1986 | Mar 24, 1988 |
| 93 | Texas City Refg. Inc. | 4 | 4 | 0 | 1 | Mar 17, 1978 | Jul 20, 1981 |
| 94 | Adobe Energy, Inc. | 4 | 4 | 0 | 0 | Feb 4, 1997 | Feb 19, 1998 |
| 95 | Allegro Investments, Inc. | 4 | 4 | 0 | 0 | Mar 30, 2001 | Jun 7, 2006 |
| 96 | NRG Resources, Inc. | 4 | 4 | 0 | 0 | Jul 9, 1981 | Nov 30, 1981 |
| 97 | Synergy Oil & Gas, Inc. (A) | 4 | 4 | 0 | 0 | Feb 12, 1997 | Dec 3, 1999 |
| 98 | Eltex Energy Group, Inc. | 3 | 3 | 0 | 20 | May 11, 1994 | May 11, 1994 |
| 99 | Aroc (Texas) Inc. | 3 | 3 | 0 | 5 | Jan 22, 2002 | Mar 13, 2006 |
| 100 | Marathon Oil Company | 3 | 3 | 0 | 5 | Aug 28, 1981 | Aug 29, 1984 |
| 101 | Burlington Resources Oil&gas Co. | 3 | 3 | 0 | 3 | Jan 17, 1997 | Feb 17, 1998 |
| 102 | Texas Independent Explor., Inc. | 3 | 3 | 0 | 3 | Mar 27, 1991 | Sep 23, 1999 |
| 103 | Wagner Oil Company | 3 | 3 | 0 | 3 | Jan 25, 2017 | Apr 14, 2022 |
| 104 | Pg&e Resources Company | 3 | 3 | 0 | 2 | Jul 24, 1990 | Aug 13, 1990 |
| 105 | Samson Resources Company | 3 | 3 | 0 | 2 | Jul 30, 1979 | Apr 30, 1980 |
| 106 | Cities Service Company | 3 | 3 | 0 | 1 | Apr 12, 1982 | Dec 31, 1982 |
| 107 | Dallas Resources, Inc. | 3 | 3 | 0 | 1 | Jun 7, 1977 | Jul 20, 1990 |
| 108 | General Atlantic Resources, Inc. | 3 | 3 | 0 | 1 | Apr 18, 1989 | Dec 14, 1992 |
| 109 | Resources Investment Corporation | 3 | 3 | 0 | 1 | Sep 23, 1977 | Aug 10, 1981 |
| 110 | Rowe Production Co. | 3 | 3 | 0 | 1 | Aug 21, 1979 | Jan 14, 1981 |
| 111 | Barber Oil Exploration, Inc. | 3 | 3 | 0 | 0 | Apr 3, 1978 | Sep 18, 1978 |
| 112 | Bell, Kelly Inc. | 3 | 3 | 0 | 0 | Dec 14, 1978 | Nov 30, 1979 |
| 113 | Bopco, L.P. | 3 | 3 | 0 | 0 | Jun 2, 2014 | Jun 9, 2014 |
| 114 | Dewbre Petroleum Corporation | 3 | 3 | 0 | 0 | Jul 19, 2001 | Feb 24, 2003 |
| 115 | E.E.P. Holdings, Inc. | 3 | 3 | 0 | 0 | Jun 29, 1992 | Oct 15, 1992 |
| 116 | Evans, Campbell | 3 | 3 | 0 | 0 | Mar 31, 1981 | Oct 15, 1981 |
| 117 | Fuller, Ancil T. | 3 | 3 | 0 | 0 | May 21, 1979 | Oct 27, 1988 |
| 118 | Hanson Minerals Co. | 3 | 3 | 0 | 0 | Jun 15, 1979 | Sep 29, 1980 |
| 119 | H-M Oil Company | 3 | 3 | 0 | 0 | Dec 18, 1978 | Mar 15, 1979 |
| 120 | Houston Operating, Inc. | 3 | 3 | 0 | 0 | Dec 20, 1990 | Jul 29, 1994 |
| 121 | Louisiana Land & Expl. Co., The | 3 | 3 | 0 | 0 | May 27, 1981 | Sep 20, 1985 |
| 122 | Northern Michigan Exp. Co. | 3 | 3 | 0 | 0 | Jan 21, 1982 | Feb 16, 1982 |
| 123 | Oiltex International Ltd | 3 | 3 | 0 | 0 | Dec 14, 1982 | May 8, 1984 |
| 124 | Olsen, Fred. Inc. | 3 | 3 | 0 | 0 | Aug 22, 1978 | Nov 29, 1979 |
| 125 | Osyka Permian, LLC | 3 | 3 | 0 | 0 | Nov 23, 2004 | Oct 4, 2006 |
| 126 | Petrogen, Incorporated | 3 | 3 | 0 | 0 | Jul 28, 2004 | Mar 30, 2005 |
| 127 | Realitos Energy Corp. | 3 | 3 | 0 | 0 | May 1, 1979 | Jul 1, 1980 |
| 128 | Sanchez-O'Brien Oil & Gas Corp. | 3 | 3 | 0 | 0 | Dec 31, 1980 | Aug 24, 1988 |
| 129 | San Patricio Corporation | 3 | 3 | 0 | 0 | Feb 8, 1993 | Nov 13, 1997 |
| 130 | Sue-Ann Production Company | 3 | 3 | 0 | 0 | Jun 20, 1990 | Jul 2, 1991 |
| 131 | Taos Resources Operating Co LLC | 3 | 3 | 0 | 0 | Jul 30, 2013 | Jan 30, 2014 |
| 132 | Tenneco Oil Company-Tgcd | 3 | 3 | 0 | 0 | May 18, 1983 | Jan 13, 1986 |
| 133 | Texas Fuel Company | 3 | 3 | 0 | 0 | Mar 7, 1989 | Mar 23, 1989 |
| 134 | Tka | 3 | 3 | 0 | 0 | Jan 27, 1981 | Nov 20, 1981 |
| 135 | Womack, Richard & Manley, J. III | 3 | 3 | 0 | 0 | Aug 29, 1977 | Nov 29, 1977 |
| 136 | Lamar Oil & Gas, Inc. | 2 | 2 | 0 | 8 | Jan 19, 2012 | Apr 6, 2015 |
| 137 | Prize Operating Company | 2 | 2 | 0 | 4 | Oct 3, 2000 | Jan 22, 2001 |
| 138 | Corpus Christi Leaseholds, Inc. | 2 | 2 | 0 | 3 | Apr 19, 1991 | Oct 8, 1992 |
| 139 | Home Petroleum Corporation | 2 | 2 | 0 | 2 | Feb 11, 1982 | Oct 24, 1983 |
| 140 | Petro-Guard Company, Inc. | 2 | 2 | 0 | 2 | May 21, 1996 | Jun 24, 1996 |
| 141 | Quintex Petroleum Corp. | 2 | 2 | 0 | 2 | Aug 22, 1978 | Nov 2, 1979 |
| 142 | Ranger Oil Company | 2 | 2 | 0 | 2 | Aug 16, 1978 | Apr 15, 1981 |
| 143 | Sonterra Operating, Inc. | 2 | 2 | 0 | 2 | Jun 24, 2008 | Nov 15, 2008 |
| 144 | Sun Expl. & Prod. Co.-Houston | 2 | 2 | 0 | 2 | May 17, 1978 | Feb 4, 1980 |
| 145 | Cascade Oil & Gas Company | 2 | 2 | 0 | 1 | Dec 29, 1983 | Mar 6, 1985 |
| 146 | Centura Incorporated | 2 | 2 | 0 | 1 | Jan 10, 1978 | Oct 20, 1978 |
| 147 | Continental Trend Resources, Inc | 2 | 2 | 0 | 1 | Sep 24, 2001 | May 9, 2003 |
| 148 | Galaxy Oil Company | 2 | 2 | 0 | 1 | Sep 12, 1979 | Jul 21, 1980 |
| 149 | Rincon Petroleum Corporation | 2 | 2 | 0 | 1 | Oct 8, 2009 | Jan 26, 2011 |
| 150 | Torch Operating Company | 2 | 2 | 0 | 1 | Jun 5, 1991 | Jun 5, 1991 |
| 151 | Bois D'arc Operating Corporation | 2 | 2 | 0 | 0 | Jun 30, 1998 | Dec 9, 1998 |
| 152 | Bridge Oil Production Co., Inc. | 2 | 2 | 0 | 0 | Feb 5, 1991 | Sep 24, 1991 |
| 153 | Buttes Resources Company | 2 | 2 | 0 | 0 | Jan 17, 1990 | Apr 24, 1990 |
| 154 | Cockrell Oil Corporation | 2 | 2 | 0 | 0 | Sep 7, 1999 | Jul 12, 2000 |
| 155 | Conquest Exploration Company | 2 | 2 | 0 | 0 | Feb 18, 1988 | Jul 20, 1990 |
| 156 | Duncan, J. Walter Jr. | 2 | 2 | 0 | 0 | May 1, 1984 | May 3, 1984 |
| 157 | Eads Operating Co. | 2 | 2 | 0 | 0 | Nov 23, 1982 | Sep 14, 1983 |
| 158 | Eppler Energy Inc. | 2 | 2 | 0 | 0 | Dec 29, 1982 | Mar 30, 1983 |
| 159 | Esenjay Exploration, Inc | 2 | 2 | 0 | 0 | Oct 29, 1997 | Feb 8, 2000 |
| 160 | Graham Exploration, Ltd. | 2 | 2 | 0 | 0 | Dec 19, 1983 | Feb 28, 1984 |
| 161 | HPC, Inc. | 2 | 2 | 0 | 0 | Mar 7, 1983 | Mar 24, 1983 |
| 162 | Huffco Petroleum Corporation | 2 | 2 | 0 | 0 | Feb 1, 1982 | Oct 8, 1982 |
| 163 | Hughes Texas Petroleum | 2 | 2 | 0 | 0 | May 13, 1987 | Jun 25, 1987 |
| 164 | J3 Oil Co., Inc. | 2 | 2 | 0 | 0 | Oct 13, 1982 | Dec 1, 1983 |
| 165 | Jones Exploration Company | 2 | 2 | 0 | 0 | Oct 6, 1983 | Sep 20, 1984 |
| 166 | K-B Exploration Co. | 2 | 2 | 0 | 0 | Nov 25, 1981 | Nov 25, 1981 |
| 167 | Lancelot Exploration, Inc. | 2 | 2 | 0 | 0 | Mar 3, 2009 | Oct 21, 2009 |
| 168 | Lincoln Exploration, Inc. | 2 | 2 | 0 | 0 | Sep 20, 1985 | Oct 4, 1985 |
| 169 | Lundberg Operating Corporation | 2 | 2 | 0 | 0 | Jul 28, 1993 | Jul 29, 1996 |
| 170 | Marquee Corporation | 2 | 2 | 0 | 0 | Jul 11, 1997 | Jul 30, 1997 |
| 171 | Matagorda Production Co. | 2 | 2 | 0 | 0 | Jul 3, 1980 | Dec 5, 1980 |
| 172 | McFarlane Oil Co., Inc. | 2 | 2 | 0 | 0 | Aug 25, 1978 | Mar 17, 1982 |
| 173 | McFarlane Operating Co., Inc. | 2 | 2 | 0 | 0 | Aug 24, 1977 | Oct 17, 1977 |
| 174 | Meridian Oil Inc. | 2 | 2 | 0 | 0 | May 8, 1996 | May 24, 1996 |
| 175 | Mosbacher Energy Company | 2 | 2 | 0 | 0 | Oct 6, 1987 | Feb 23, 1988 |
| 176 | Moseley Petroleum Corp. | 2 | 2 | 0 | 0 | Apr 4, 1984 | Mar 5, 1986 |
| 177 | Pelto Oil Company | 2 | 2 | 0 | 0 | Jun 14, 1988 | Jul 28, 1989 |
| 178 | Phillips Energy, Inc. | 2 | 2 | 0 | 0 | Mar 8, 2006 | Mar 20, 2006 |
| 179 | Reh Energy, Inc. | 2 | 2 | 0 | 0 | Aug 5, 1983 | Aug 5, 1983 |
| 180 | Rio Bravo Oil Company | 2 | 2 | 0 | 0 | Jul 28, 1983 | Nov 1, 1984 |
| 181 | Rse, Inc. | 2 | 2 | 0 | 0 | May 16, 1989 | Feb 23, 1990 |
| 182 | Sierra Production Co. | 2 | 2 | 0 | 0 | Jul 13, 1983 | Aug 15, 1983 |
| 183 | St. Mary Energy Company | 2 | 2 | 0 | 0 | May 8, 2001 | May 8, 2001 |
| 184 | Texas Eastern Transmission, LP | 2 | 2 | 0 | 0 | May 13, 2013 | Dec 23, 2013 |
| 185 | Volvo Petroleum, Inc | 2 | 2 | 0 | 0 | Apr 20, 1981 | Dec 29, 1982 |
| 186 | Warrior Management & Peninsula | 2 | 2 | 0 | 0 | Oct 28, 1980 | Nov 13, 1980 |
| 187 | Williford Energy Company | 2 | 2 | 0 | 0 | Nov 18, 1987 | Nov 22, 1988 |
| 188 | Xeric Oil & Gas Corporation | 2 | 2 | 0 | 0 | Dec 23, 2002 | May 3, 2005 |
| 189 | McGowan Working Partners, Inc. | 1 | 1 | 0 | 41 | Jan 31, 2022 | Jan 31, 2022 |
| 190 | Initial Energy Services, LLC | 1 | 1 | 0 | 22 | Sep 12, 2022 | Sep 12, 2022 |
| 191 | Fredco | 1 | 1 | 0 | 13 | May 3, 2004 | May 3, 2004 |
| 192 | Texaco Inc. | 1 | 1 | 0 | 8 | Dec 28, 1984 | Dec 28, 1984 |
| 193 | Penn Virginia Oil & Gas Corp. | 1 | 1 | 0 | 7 | Oct 10, 2001 | Oct 10, 2001 |
| 194 | White Marlin Operating Co, LLC | 1 | 1 | 0 | 6 | Feb 16, 2017 | Feb 16, 2017 |
| 195 | Atlantic Richfield Co. | 1 | 1 | 0 | 5 | Mar 1, 1979 | Mar 1, 1979 |
| 196 | Tri-Union Development Corp. | 1 | 1 | 0 | 5 | Jan 6, 1999 | Jan 6, 1999 |
| 197 | Aurora Resources Corporation | 1 | 1 | 0 | 4 | Sep 7, 2007 | Sep 7, 2007 |
| 198 | Mitchell, R. B. | 1 | 1 | 0 | 3 | Mar 6, 1978 | Mar 6, 1978 |
| 199 | Mueller Exploration, Inc. | 1 | 1 | 0 | 3 | Apr 28, 2012 | Apr 28, 2012 |
| 200 | Coastal Oil & Gas Corporation | 1 | 1 | 0 | 2 | Mar 31, 1983 | Mar 31, 1983 |
| 201 | Fox, Hewitt B., Inc. | 1 | 1 | 0 | 2 | Jul 2, 1980 | Jul 2, 1980 |
| 202 | Kamlok, Inc. | 1 | 1 | 0 | 2 | Apr 25, 1980 | Apr 25, 1980 |
| 203 | Pitco Investments, Ltd. | 1 | 1 | 0 | 2 | Dec 17, 1999 | Dec 17, 1999 |
| 204 | Seadrift Management, L.L.C. | 1 | 1 | 0 | 2 | Nov 14, 2007 | Nov 14, 2007 |
| 205 | Texas Eastern Transmission Corp. | 1 | 1 | 0 | 2 | Sep 9, 1985 | Sep 9, 1985 |
| 206 | Umc Petroleum Corporation | 1 | 1 | 0 | 2 | May 3, 1990 | May 3, 1990 |
| 207 | Acock, Randolph | 1 | 1 | 0 | 1 | Feb 22, 1980 | Feb 22, 1980 |
| 208 | Brock Petroleum Corporation | 1 | 1 | 0 | 1 | Dec 20, 1982 | Dec 20, 1982 |
| 209 | Brown, George R. Partnership,the | 1 | 1 | 0 | 1 | Oct 31, 1988 | Oct 31, 1988 |
| 210 | Bula Oil America, Inc. | 1 | 1 | 0 | 1 | May 3, 1993 | May 3, 1993 |
| 211 | Cico Oil & Gas Co. | 1 | 1 | 0 | 1 | Nov 30, 1978 | Nov 30, 1978 |
| 212 | Cottonwood Exploration Company | 1 | 1 | 0 | 1 | Dec 30, 1983 | Dec 30, 1983 |
| 213 | Dolch Production, Inc. | 1 | 1 | 0 | 1 | Dec 27, 1985 | Dec 27, 1985 |
| 214 | European-Southwest Co. | 1 | 1 | 0 | 1 | Apr 6, 1982 | Apr 6, 1982 |
| 215 | Gulfstream Petroleum Corp. | 1 | 1 | 0 | 1 | Jun 4, 1982 | Jun 4, 1982 |
| 216 | Hendrik's Holding USA Ltd. | 1 | 1 | 0 | 1 | Dec 23, 1980 | Dec 23, 1980 |
| 217 | Langham Petroleum Expl. Corp. | 1 | 1 | 0 | 1 | Jul 30, 1981 | Jul 30, 1981 |
| 218 | Nordan Trust, The | 1 | 1 | 0 | 1 | Apr 12, 1983 | Apr 12, 1983 |
| 219 | Palace Operating Company | 1 | 1 | 0 | 1 | Feb 23, 2004 | Feb 23, 2004 |
| 220 | Riseden, Ltd. | 1 | 1 | 0 | 1 | Nov 4, 1981 | Nov 4, 1981 |
| 221 | Shell Oil Company | 1 | 1 | 0 | 1 | Nov 20, 1978 | Nov 20, 1978 |
| 222 | South Bay Resources, L.L.C. | 1 | 1 | 0 | 1 | May 4, 2011 | May 4, 2011 |
| 223 | Union Oil Company of California | 1 | 1 | 0 | 1 | Jun 5, 2001 | Jun 5, 2001 |
| 224 | Wallace Co., Inc. | 1 | 1 | 0 | 1 | Dec 1, 1980 | Dec 1, 1980 |
| 225 | Wilkerson, J. C. | 1 | 1 | 0 | 1 | Oct 9, 1985 | Oct 9, 1985 |
| 226 | Zinn Petroleum Co. | 1 | 1 | 0 | 1 | Jul 20, 1992 | Jul 20, 1992 |
| 227 | Agoil, Inc. | 1 | 1 | 0 | 0 | May 10, 1979 | May 10, 1979 |
| 228 | Alamo Operating Company, L. C. | 1 | 1 | 0 | 0 | Dec 28, 2005 | Dec 28, 2005 |
| 229 | American Exploration Company | 1 | 1 | 0 | 0 | May 19, 1994 | May 19, 1994 |
| 230 | Anadarko Production Company | 1 | 1 | 0 | 0 | Jun 20, 1979 | Jun 20, 1979 |
| 231 | Arco Oil & Gas Co. | 1 | 1 | 0 | 0 | Dec 17, 1980 | Dec 17, 1980 |
| 232 | Armada Resources, Inc. | 1 | 1 | 0 | 0 | Jun 4, 1982 | Jun 4, 1982 |
| 233 | Ballard Exploration Company,inc. | 1 | 1 | 0 | 0 | Nov 28, 2006 | Nov 28, 2006 |
| 234 | Bass Enterprises Production Co. | 1 | 1 | 0 | 0 | May 13, 1988 | May 13, 1988 |
| 235 | Bateman, Thomas G. | 1 | 1 | 0 | 0 | May 31, 1978 | May 31, 1978 |
| 236 | BHP Petroleum (USA) Inc. | 1 | 1 | 0 | 0 | May 14, 1985 | May 14, 1985 |
| 237 | Bleakley, Jack | 1 | 1 | 0 | 0 | Aug 25, 1977 | Aug 25, 1977 |
| 238 | Bonanza Petroleum Inc. | 1 | 1 | 0 | 0 | Jun 18, 1981 | Jun 18, 1981 |
| 239 | Boney Enterprises Prod. Co. | 1 | 1 | 0 | 0 | Dec 14, 1995 | Dec 14, 1995 |
| 240 | Boss Expl & Prod Corporation | 1 | 1 | 0 | 0 | Feb 22, 2005 | Feb 22, 2005 |
| 241 | Bralorne International Inc. | 1 | 1 | 0 | 0 | Dec 10, 1981 | Dec 10, 1981 |
| 242 | Brown Oil Co. | 1 | 1 | 0 | 0 | Dec 18, 1986 | Dec 18, 1986 |
| 243 | Burlington Resources O & G Co LP | 1 | 1 | 0 | 0 | Jul 20, 2001 | Jul 20, 2001 |
| 244 | Cameron Engineering, Inc | 1 | 1 | 0 | 0 | Oct 18, 2002 | Oct 18, 2002 |
| 245 | Campbell Company, The | 1 | 1 | 0 | 0 | Jun 4, 1982 | Jun 4, 1982 |
| 246 | Carl Oil & Gas Inc. | 1 | 1 | 0 | 0 | Jan 9, 1978 | Jan 9, 1978 |
| 247 | Carl, W. E. | 1 | 1 | 0 | 0 | Mar 31, 1983 | Mar 31, 1983 |
| 248 | Carter E&P, LLC | 1 | 1 | 0 | 0 | Oct 25, 2011 | Oct 25, 2011 |
| 249 | Case-Pomeroy Oil Corporation | 1 | 1 | 0 | 0 | Jan 26, 1988 | Jan 26, 1988 |
| 250 | Cet Energy Corporation | 1 | 1 | 0 | 0 | Oct 25, 2000 | Oct 25, 2000 |
| 251 | Chapman Oil | 1 | 1 | 0 | 0 | Jul 20, 1982 | Jul 20, 1982 |
| 252 | Charter Petroleum Company | 1 | 1 | 0 | 0 | Mar 13, 1995 | Mar 13, 1995 |
| 253 | Coastal Oil & Land Corp. | 1 | 1 | 0 | 0 | Aug 17, 1977 | Aug 17, 1977 |
| 254 | Colorado Oil Co., Inc. | 1 | 1 | 0 | 0 | Jan 16, 1978 | Jan 16, 1978 |
| 255 | CPC Exploration Inc. | 1 | 1 | 0 | 0 | May 16, 1985 | May 16, 1985 |
| 256 | Dale Operating Company | 1 | 1 | 0 | 0 | Jun 15, 2001 | Jun 15, 2001 |
| 257 | Dale Petroleum Company | 1 | 1 | 0 | 0 | Jun 26, 1987 | Jun 26, 1987 |
| 258 | Davis Oil Co.-Edwin L. Cox | 1 | 1 | 0 | 0 | Aug 19, 1977 | Aug 19, 1977 |
| 259 | Devon Energy Production Co, L.P. | 1 | 1 | 0 | 0 | Sep 8, 2004 | Sep 8, 2004 |
| 260 | Dorchester Exploration, Inc. | 1 | 1 | 0 | 0 | Jun 28, 1977 | Jun 28, 1977 |
| 261 | Double J Oil Company | 1 | 1 | 0 | 0 | Dec 7, 1987 | Dec 7, 1987 |
| 262 | Dove Energy Co. | 1 | 1 | 0 | 0 | May 14, 1992 | May 14, 1992 |
| 263 | Drake Energy, Inc. | 1 | 1 | 0 | 0 | Jul 10, 1981 | Jul 10, 1981 |
| 264 | Eaton Operating Co., Inc. | 1 | 1 | 0 | 0 | Nov 21, 1978 | Nov 21, 1978 |
| 265 | Edwards Oil & Gas Co. | 1 | 1 | 0 | 0 | Jul 3, 1978 | Jul 3, 1978 |
| 266 | Erg Operating Company, Inc. | 1 | 1 | 0 | 0 | Sep 22, 2005 | Sep 22, 2005 |
| 267 | Express Oil Co. | 1 | 1 | 0 | 0 | Feb 4, 2009 | Feb 4, 2009 |
| 268 | Famcor Oil, Inc | 1 | 1 | 0 | 0 | Jun 2, 1998 | Jun 2, 1998 |
| 269 | Fargo Trading Co., Inc. | 1 | 1 | 0 | 0 | Sep 18, 1985 | Sep 18, 1985 |
| 270 | Florida Exploration Co. | 1 | 1 | 0 | 0 | Apr 30, 1981 | Apr 30, 1981 |
| 271 | Frio Exploration Co. | 1 | 1 | 0 | 0 | Jul 27, 1978 | Jul 27, 1978 |
| 272 | Ft. Bend Oil Co. | 1 | 1 | 0 | 0 | Nov 27, 1985 | Nov 27, 1985 |
| 273 | Gierhart, B. J. Inc. | 1 | 1 | 0 | 0 | Jul 3, 1980 | Jul 3, 1980 |
| 274 | Graham Exp. Ltd.-Drlg. Partnersp | 1 | 1 | 0 | 0 | Dec 28, 1978 | Dec 28, 1978 |
| 275 | Great Plains Exploration Co. III | 1 | 1 | 0 | 0 | Aug 21, 1978 | Aug 21, 1978 |
| 276 | Greenwood Industries, Inc. | 1 | 1 | 0 | 0 | Apr 1, 1983 | Apr 1, 1983 |
| 277 | Guadalupe Oil & Gas Company | 1 | 1 | 0 | 0 | Oct 19, 1983 | Oct 19, 1983 |
| 278 | Guardian Oil Company | 1 | 1 | 0 | 0 | Apr 13, 1984 | Apr 13, 1984 |
| 279 | Gulf Energy Producing Company | 1 | 1 | 0 | 0 | Dec 31, 1984 | Dec 31, 1984 |
| 280 | Hanover Petroleum Corporation | 1 | 1 | 0 | 0 | Sep 13, 1978 | Sep 13, 1978 |
| 281 | Highland Resources-G. R. Brown | 1 | 1 | 0 | 0 | Jun 27, 1978 | Jun 27, 1978 |
| 282 | Hilliard Oil & Gas, Inc. | 1 | 1 | 0 | 0 | Dec 2, 1982 | Dec 2, 1982 |
| 283 | HMC Resources Corporation | 1 | 1 | 0 | 0 | Dec 27, 1982 | Dec 27, 1982 |
| 284 | Hominy Consulting, LLC | 1 | 1 | 0 | 0 | Apr 21, 2026 | Apr 21, 2026 |
| 285 | Howell Petroleum Corporation | 1 | 1 | 0 | 0 | Dec 1, 1982 | Dec 1, 1982 |
| 286 | Hurd Enterprises, Ltd. | 1 | 1 | 0 | 0 | May 4, 1983 | May 4, 1983 |
| 287 | International Oil & Gas Corp. | 1 | 1 | 0 | 0 | Oct 29, 1985 | Oct 29, 1985 |
| 288 | Jones, Doy G. Oil & Gas Prod Co. | 1 | 1 | 0 | 0 | Dec 29, 1978 | Dec 29, 1978 |
| 289 | Jones Exploration Co. | 1 | 1 | 0 | 0 | Jan 27, 1983 | Jan 27, 1983 |
| 290 | JWR Exploration, Inc. | 1 | 1 | 0 | 0 | Jul 23, 1987 | Jul 23, 1987 |
| 291 | KCS Medallion Resources, Inc. | 1 | 1 | 0 | 0 | Jun 11, 1997 | Jun 11, 1997 |
| 292 | Kilroy Company of Texas, Inc. | 1 | 1 | 0 | 0 | Jul 27, 1978 | Jul 27, 1978 |
| 293 | Kinder Morgan Tejas Pipeline LLC | 1 | 1 | 0 | 0 | Aug 7, 2018 | Aug 7, 2018 |
| 294 | Klotzman, M. S. Exploration Co. | 1 | 1 | 0 | 0 | Jun 9, 1989 | Jun 9, 1989 |
| 295 | Krusen Energy Company | 1 | 1 | 0 | 0 | Dec 8, 1983 | Dec 8, 1983 |
| 296 | L & L Petroleum Corp. | 1 | 1 | 0 | 0 | Jan 28, 1980 | Jan 28, 1980 |
| 297 | Lofco | 1 | 1 | 0 | 0 | Jun 30, 1982 | Jun 30, 1982 |
| 298 | Lovelady, I. W. | 1 | 1 | 0 | 0 | Nov 18, 1977 | Nov 18, 1977 |
| 299 | Magnolia Oil Corporation | 1 | 1 | 0 | 0 | Dec 31, 1980 | Dec 31, 1980 |
| 300 | Mapco Production Company | 1 | 1 | 0 | 0 | Jun 15, 1979 | Jun 15, 1979 |
507 OPERATORS · THE 300 MOST ACTIVE SHOWN · WINDOW ON THE RRC ISSUE DATE