Oil & Gas Operators in Zavala County
Every operator with permit history or a current well inventory in Zavala County, Texas.
Operators All Time
559
Active Past 12mo
6
Permits 12mo
25
Permits All Time
3,561
| OPERATOR | PERMITS 12MO | PERMITS ALL | WELLS | FIRST PERMIT | LAST PERMIT |
|---|---|---|---|---|---|
| CML EXPLORATION, LLC | 7 | 162 | 77 | 2007-03-26 | 2026-07-10 |
| BLACKBRUSH O & G, LLC | 7 | 15 | 10 | 2013-09-26 | 2026-06-12 |
| ROSEWOOD RESOURCES, INC. | 6 | 14 | 8 | 2024-08-29 | 2026-06-18 |
| BOLLINGER DRILLING CO. | 2 | 11 | 0 | 2011-12-14 | 2025-10-08 |
| GULFTEX ENERGY, LLC | 2 | 2 | 0 | 2026-04-30 | 2026-05-04 |
| MAGNOLIA OIL & GAS OPERATING LLC | 1 | 6 | 26 | 2024-02-02 | 2025-08-22 |
| EXCO OPERATING COMPANY, LP | 0 | 272 | 269 | 2011-08-31 | 2024-09-18 |
| YOUNG JOHN H. INC. | 0 | 0 | 227 | -- | -- |
| MCDAY ENERGY CORP. | 0 | 27 | 127 | 1979-03-28 | 2015-08-17 |
| TRINITY OPERATING (USG), LLC | 0 | 70 | 88 | 2020-01-29 | 2023-12-05 |
| WINN EXPLORATION/DULCE COMPANY | 0 | 269 | 47 | 1979-02-21 | 1989-11-09 |
| BUFFCO PRODUCTION INC. | 0 | 76 | 46 | 2011-05-20 | 2024-05-09 |
| DELRAY OIL INC. | 0 | 0 | 35 | -- | -- |
| JENNINGS EXPLORATION CO. | 0 | 100 | 32 | 1979-06-06 | 1997-12-16 |
| FLINT OAK ENERGY, LLC | 0 | 1 | 31 | 1994-06-10 | 1994-06-10 |
| SILVER ROCK ENERGY LLC | 0 | 0 | 29 | -- | -- |
| SUN EXPLORATION & PRODUCTION CO. | 0 | 5 | 28 | 1978-05-08 | 1989-04-07 |
| ORYX ENERGY COMPANY | 0 | 107 | 23 | 1987-07-29 | 1997-09-16 |
| J-W OPERATING CO. | 0 | 2 | 23 | 1977-11-29 | 1982-05-12 |
| U.S. ENERGY DEVELOPMENT CORP | 0 | 45 | 21 | 2014-10-13 | 2019-04-22 |
| WILLIAMSON OPERATING CO. | 0 | 4 | 20 | 1988-04-15 | 1989-02-07 |
| INEOS USA OIL & GAS LLC | 0 | 0 | 20 | -- | -- |
| E-COR, INC. | 0 | 9 | 18 | 1983-09-08 | 1994-02-15 |
| CRESCENT ENERGY OPERATING LLC | 0 | 0 | 18 | -- | -- |
| OMNI OPERATING COMPANY(A) | 0 | 13 | 17 | 1998-02-25 | 1998-03-18 |
| ATLAS OPERATING LLC | 0 | 0 | 17 | -- | -- |
| ROME EXPLORATION CO, INC. | 0 | 66 | 16 | 1979-09-12 | 1989-08-09 |
| GENESIS ST OPERATING LLC | 0 | 0 | 16 | -- | -- |
| CONWAY ENERGY OPER SERVICES INC. | 0 | 0 | 16 | -- | -- |
| SPILLER, ROBERT S. | 0 | 31 | 15 | 1988-11-28 | 1994-12-16 |
| ENCINO ENERGY & DEVELOPMENT CORP | 0 | 1 | 15 | 1984-03-20 | 1984-03-20 |
| S-RESOURCES LLC | 0 | 0 | 15 | -- | -- |
| MATZINGER PETROLEUM CO | 0 | 47 | 13 | 1979-10-02 | 1989-08-08 |
| SAGE ENERGY COMPANY | 0 | 33 | 13 | 1996-03-27 | 2012-12-05 |
| BLUESTAR ENERGY INC. | 0 | 0 | 13 | -- | -- |
| WINN EXPLORATION CO., INC. | 0 | 65 | 12 | 1981-03-19 | 2010-04-14 |
| HUGHES & HUGHES | 0 | 51 | 12 | 1977-06-22 | 1983-07-20 |
| CRIMSON EXPLORATION OPER., INC. | 0 | 24 | 12 | 2010-02-19 | 2014-06-24 |
| RIO INVESTMENT CO. | 0 | 0 | 12 | -- | -- |
| CUATRO PETRO CORP. | 0 | 0 | 12 | -- | -- |
| SPUR OPERATING CO. | 0 | 8 | 11 | 1999-10-14 | 2004-08-23 |
| FORMENTERA OPERATIONS LLC | 0 | 0 | 11 | -- | -- |
| BRIDGER OIL INC. | 0 | 12 | 10 | 1987-07-16 | 2012-09-11 |
| HUGHES TEXAS PETROLEUM, LTD. | 0 | 1 | 10 | 1984-11-21 | 1984-11-21 |
| ARRCO OPERATING LLC | 0 | 0 | 10 | -- | -- |
| WITHERSPOON OIL COMPANY | 0 | 0 | 10 | -- | -- |
| FINLEY RESOURCES INC. | 0 | 0 | 10 | -- | -- |
| TEXOKAN OPERATING INC. | 0 | 0 | 9 | -- | -- |
| PEARL BILL H. PRODUCTIONS INC. | 0 | 0 | 9 | -- | -- |
| LYNCH, W. WALDO | 0 | 17 | 8 | 1979-06-01 | 1980-10-14 |
| REGENCY ENERGY, INC. | 0 | 9 | 8 | 2004-04-22 | 2012-05-18 |
| ZAVALA ENERGY, INC. | 0 | 7 | 8 | 1982-03-23 | 1985-01-07 |
| NORTON OIL CO.,INC. & GRAGE,V.P. | 0 | 6 | 8 | 1978-03-10 | 1980-08-25 |
| UVALDE ENERGY CO. | 0 | 4 | 8 | 1989-12-04 | 1991-12-20 |
| WHITE MARLIN OPERATING CO, LLC | 0 | 1 | 8 | 2014-05-12 | 2014-05-12 |
| REO OPERATING LLC | 0 | 0 | 8 | -- | -- |
| PICOSA L.L.C. | 0 | 0 | 8 | -- | -- |
| EXXON CORP. | 0 | 13 | 7 | 1981-10-19 | 1983-11-10 |
| RETAMA OIL CORPORATION | 0 | 13 | 7 | 1977-06-07 | 1985-09-24 |
| TEXACO INC. | 0 | 12 | 7 | 1977-12-06 | 1989-03-28 |
| ESPADA OPERATING LLC | 0 | 11 | 7 | 2008-02-28 | 2011-12-20 |
| CIBOLO ENERGY OPERATING INC. | 0 | 0 | 7 | -- | -- |
| PROPERTY DEVELOPMENT GROUP, INC. | 0 | 11 | 6 | 2001-03-28 | 2011-02-10 |
| RIO-TEX, INC. | 0 | 9 | 6 | 1991-08-29 | 2009-12-31 |
| HUGHES, DAN A. COMPANY | 0 | 5 | 6 | 2002-08-16 | 2005-03-03 |
| QUATRO OIL AND GAS, INC. | 0 | 4 | 6 | 1991-06-28 | 1996-01-03 |
| REMUDA OPERATING COMPANY | 0 | 2 | 6 | 1994-08-19 | 1994-08-19 |
| RIDDLE OIL COMPANY | 0 | 1 | 6 | 1981-04-07 | 1981-04-07 |
| RHD HOLDINGS L.L.C. | 0 | 0 | 6 | -- | -- |
| BXP OPERATING LLC | 0 | 0 | 6 | -- | -- |
| GILLEY SAM D. | 0 | 0 | 6 | -- | -- |
| CHAPARROSA OIL COMPANY | 0 | 33 | 5 | 1977-09-09 | 1984-12-31 |
| OMEGA MINERALS, INC. | 0 | 27 | 5 | 1979-12-17 | 1982-09-14 |
| WOODHAM OIL CORPORATION | 0 | 18 | 5 | 1982-11-24 | 1985-09-16 |
| HAWTHORN ENERGY PARTNERS, LLC | 0 | 11 | 5 | 2005-04-18 | 2007-05-17 |
| CITATION OIL & GAS CORP. | 0 | 8 | 5 | 1990-05-18 | 1991-05-29 |
| SPILLER OPERATING CO., INC. | 0 | 8 | 5 | 1995-07-31 | 2002-10-21 |
| B-G OPERATING INC. | 0 | 6 | 5 | 1983-04-05 | 1983-08-15 |
| TIPPERARY OIL & GAS CORPORATION | 0 | 4 | 5 | 1978-11-14 | 1984-03-28 |
| GRAHAM-MCCORMICK OPERATING PRTN. | 0 | 1 | 5 | 1986-10-28 | 1986-10-28 |
| MB ENERGY LLC | 0 | 0 | 5 | -- | -- |
| DIVERSIFIED O&G PROD. CO. INC. | 0 | 0 | 5 | -- | -- |
| EXXCEL OPERATING COMPANY | 0 | 0 | 5 | -- | -- |
| G/O INTERNATIONAL INC. | 0 | 0 | 5 | -- | -- |
| MCDANIEL COMPANY INC. THE | 0 | 0 | 5 | -- | -- |
| BRAZOS PETROLEUM INC. | 0 | 0 | 5 | -- | -- |
| ANADARKO E&P COMPANY LP | 0 | 0 | 5 | -- | -- |
| OILTON RESOURCES INC. | 0 | 0 | 5 | -- | -- |
| TEXAS AMERICAN RESOURCES COMPANY | 0 | 23 | 4 | 2003-08-21 | 2013-10-17 |
| WILLIAMSON DRILLING CO., INC. | 0 | 19 | 4 | 1984-03-09 | 1992-04-21 |
| OVERLY OPERATING CO. | 0 | 14 | 4 | 1977-10-21 | 1980-12-15 |
| TXCO RESOURCES INC. | 0 | 13 | 4 | 2007-09-27 | 2009-10-19 |
| DAWSEY OPERATING COMPANY | 0 | 11 | 4 | 2010-07-15 | 2013-02-22 |
| MOLE OPERATING CO., INC. | 0 | 9 | 4 | 1978-04-19 | 1980-06-05 |
| SUN EXPL. & PROD. CO.-CORPUS | 0 | 8 | 4 | 1984-01-20 | 1987-07-29 |
| AGERON ENERGY, LLC | 0 | 4 | 4 | 2016-10-21 | 2018-05-03 |
| EXPLORATION COMPANY, THE | 0 | 4 | 4 | 1990-05-18 | 1996-08-06 |
| RBD-PNB OPERATING AGENCY | 0 | 3 | 4 | 1985-10-04 | 1986-05-07 |
| HOUSTON OIL & MINERALS CORP. | 0 | 0 | 4 | -- | -- |
| ACORN OIL & GAS LLC | 0 | 0 | 4 | -- | -- |
| DIAMOND ENERGY SERVICES LP | 0 | 0 | 4 | -- | -- |
| GOLDEN CHILD INC. | 0 | 0 | 4 | -- | -- |
| ENRE L.P. | 0 | 0 | 4 | -- | -- |
| BURNS R. L. CORPORATION | 0 | 0 | 4 | -- | -- |
| BTA OIL PRODUCERS | 0 | 0 | 4 | -- | -- |
| DYNAMIC PRODUCTION INC. | 0 | 0 | 4 | -- | -- |
| STRATA STAR PETROLEUM CORP. | 0 | 0 | 4 | -- | -- |
| ALAMO OPERATING COMPANY, L. C. | 0 | 19 | 3 | 2003-04-25 | 2014-03-20 |
| BASIN RESOURCES CORPORATION | 0 | 18 | 3 | 1989-10-17 | 1990-12-20 |
| CABOT OIL & GAS CORPORATION | 0 | 11 | 3 | 2012-09-07 | 2014-01-02 |
| MUELLER ENGINEERING CORP. | 0 | 11 | 3 | 1981-12-07 | 1987-01-23 |
| PETROHAWK OPERATING COMPANY | 0 | 10 | 3 | 2009-12-17 | 2012-04-04 |
| MIDWESTERN EXPLORATION CO. | 0 | 8 | 3 | 2003-04-14 | 2007-09-14 |
| R. K. G. ENGINEERING, INC. | 0 | 3 | 3 | 1978-11-06 | 1978-11-13 |
| RIO GAS GATHERING CO., INC. | 0 | 2 | 3 | 1979-11-02 | 1981-12-11 |
| ZAVALA INDEPENDENT GAS, INC. | 0 | 2 | 3 | 1997-09-15 | 2004-07-21 |
| HAMPTON ENERGY CORPORATION | 0 | 0 | 3 | -- | -- |
| CAG PETROLEUM CORP. | 0 | 0 | 3 | -- | -- |
| STONEGATE OPERATORS INC. | 0 | 0 | 3 | -- | -- |
| H. & J. DRILLING COMPANY | 0 | 0 | 3 | -- | -- |
| KWH OIL COMPANY | 0 | 0 | 3 | -- | -- |
| SOUTHWEST OIL & LAND INC. | 0 | 0 | 3 | -- | -- |
| VIRTEX OPERATING COMPANY INC. | 0 | 0 | 3 | -- | -- |
| 4700 CORP. | 0 | 0 | 3 | -- | -- |
| TERRA ENERGY | 0 | 0 | 3 | -- | -- |
| MUNOZ FARMS OPERATING CO. LLC | 0 | 0 | 3 | -- | -- |
| LIVE OAK GAS COMPANY | 0 | 0 | 3 | -- | -- |
| AUSTIN RESOURCES CORPORATION | 0 | 0 | 3 | -- | -- |
| PACIFIC OPERATORS INC. | 0 | 0 | 3 | -- | -- |
| CHESAPEAKE OPERATING, INC. | 0 | 180 | 2 | 2010-01-21 | 2014-10-01 |
| SANCHEZ OIL & GAS CORPORATION | 0 | 31 | 2 | 2005-09-21 | 2014-10-17 |
| INDEPENDENT EXPLORATION CO. | 0 | 25 | 2 | 1979-03-28 | 1981-12-04 |
| GENESIS PRODUCING COMPANY | 0 | 20 | 2 | 1991-11-27 | 2000-04-28 |
| GENESIS GAS & OIL LLC | 0 | 17 | 2 | 2006-01-26 | 2010-03-24 |
| CALDWELL OIL & GAS CO., INC. | 0 | 17 | 2 | 1977-09-13 | 1979-05-17 |
| REGAL PETROLEUM SERVICES | 0 | 17 | 2 | 1995-04-26 | 1996-12-05 |
| SPILLER, J.A. | 0 | 8 | 2 | 1982-06-04 | 1987-10-20 |
| INLAND OCEAN, INC. | 0 | 6 | 2 | 2015-08-24 | 2018-12-31 |
| PALMCO MANAGEMENT CO. | 0 | 6 | 2 | 1980-06-13 | 1982-09-29 |
| LYNCH, W. W. | 0 | 5 | 2 | 1980-11-17 | 1985-02-22 |
| FAMCOR OIL, INC | 0 | 4 | 2 | 1988-04-25 | 1990-06-21 |
| RISIEN, H. V. | 0 | 3 | 2 | 1979-04-05 | 1980-01-25 |
| U.S. ENERCORP, LTD. | 0 | 3 | 2 | 2012-03-14 | 2013-04-19 |
| S & L OIL FIELD SERVICES | 0 | 2 | 2 | 1990-12-20 | 1993-02-02 |
| ETOCO, L.P. | 0 | 2 | 2 | 2022-09-30 | 2023-09-11 |
| KILLAM OIL COMPANY | 0 | 2 | 2 | 1990-07-11 | 1991-11-21 |
| COYLE, JOHN J. | 0 | 2 | 2 | 1977-06-23 | 1977-06-23 |
| OXSON CO. | 0 | 1 | 2 | 1992-09-14 | 1992-09-14 |
| FIRST ROCK, INC. | 0 | 1 | 2 | 2016-07-12 | 2016-07-12 |
| KILLAM OIL CO., LTD. | 0 | 1 | 2 | 1998-12-03 | 1998-12-03 |
| SHELL OIL COMPANY | 0 | 1 | 2 | 1980-04-04 | 1980-04-04 |
| TESORO PETROLEUM CORPORATION | 0 | 1 | 2 | 1981-12-15 | 1981-12-15 |
| ACTIVA RESOURCES LLC | 0 | 0 | 2 | -- | -- |
| IWT ENERGY PARTNERS LLC | 0 | 0 | 2 | -- | -- |
| RICKAWAY ENERGY CORP. | 0 | 0 | 2 | -- | -- |
| FLEUR-DAVID | 0 | 0 | 2 | -- | -- |
| THALMANN OILFIELD | 0 | 0 | 2 | -- | -- |
| H & F PROPERTIES | 0 | 0 | 2 | -- | -- |
| BOBCAT OPERATING | 0 | 0 | 2 | -- | -- |
| DIAMOND CHEMICALS COMPANY | 0 | 0 | 2 | -- | -- |
| BROWN C. DOUGLAS LLC | 0 | 0 | 2 | -- | -- |
| FRIO SWD INC. | 0 | 0 | 2 | -- | -- |
| BAXTER KELLY H. | 0 | 0 | 2 | -- | -- |
| DAVIS OIL COMPANY | 0 | 0 | 2 | -- | -- |
| OVERSTREET JAMIE L | 0 | 0 | 2 | -- | -- |
| PRODUCTION RESOURCES INC. | 0 | 0 | 2 | -- | -- |
| DISCORBIS OIL COMPANY | 0 | 0 | 2 | -- | -- |
| LONESOME DOVE OIL & GAS | 0 | 0 | 2 | -- | -- |
| INTERCITY MANAGEMENT CORP. | 0 | 0 | 2 | -- | -- |
| ESPERANZA OIL & GAS CO. | 0 | 0 | 2 | -- | -- |
| BOGEY OIL & GAS | 0 | 0 | 2 | -- | -- |
| BARNETT ENERGY INC. | 0 | 0 | 2 | -- | -- |
| BOTASCH OPERATING LLC | 0 | 0 | 2 | -- | -- |
| HUMBLE OIL & REFINING CO. | 0 | 0 | 2 | -- | -- |
| PROPET OIL & GAS INC. | 0 | 0 | 2 | -- | -- |
| BROCKETT C. H. | 0 | 0 | 2 | -- | -- |
| RETAMCO, INC | 0 | 24 | 1 | 1981-09-11 | 1983-05-12 |
| HUGHES, DAN A. COMPANY, L.P. | 0 | 23 | 1 | 2011-09-14 | 2014-09-03 |
| BURK ROYALTY COMPANY | 0 | 22 | 1 | 1977-06-14 | 1985-01-21 |
| STRAND ENERGY, L.C. | 0 | 17 | 1 | 2010-04-21 | 2014-09-19 |
| GLG ENERGY, L.P. | 0 | 16 | 1 | 1990-03-05 | 1990-09-26 |
| GRELLING INVESTMENTS | 0 | 15 | 1 | 1977-08-18 | 1979-02-14 |
| LADD PETROLEUM CORP. | 0 | 13 | 1 | 1977-06-13 | 1983-04-28 |
| ELECTROTHERMIC CO., THE | 0 | 13 | 1 | 1978-12-22 | 1981-08-17 |
| WOODHAM CORPORATION | 0 | 13 | 1 | 1980-08-08 | 1983-12-28 |
| PETROLERO CORP. | 0 | 12 | 1 | 1977-09-12 | 1982-12-08 |
| WARNCKE, GLENNWOOD | 0 | 12 | 1 | 1979-05-18 | 1981-07-30 |
| TECH RESOURCES, INC. | 0 | 12 | 1 | 1995-06-29 | 2003-04-04 |
| SN OPERATING, LLC | 0 | 12 | 1 | 2014-10-03 | 2018-04-11 |
| EL TORO RESOURCES LLC | 0 | 11 | 1 | 2015-12-28 | 2023-08-30 |
| DINERO OIL CORPORATION | 0 | 10 | 1 | 1980-07-16 | 1983-12-16 |
| KOVEN PRODUCTION CO. | 0 | 8 | 1 | 1996-01-25 | 1998-10-05 |
| SCOTT, TRAVIS & JOHN WILLIAMSON | 0 | 8 | 1 | 1988-08-24 | 1989-07-26 |
| CACHARA OIL & GAS CO. | 0 | 7 | 1 | 1989-12-29 | 1990-08-27 |
| GULF OIL CORP. | 0 | 7 | 1 | 1981-04-30 | 1981-09-09 |
| MCCORD EXPLORATION CO. | 0 | 6 | 1 | 1985-02-15 | 1988-10-14 |
| NEWFIELD EXPLORATION COMPANY | 0 | 6 | 1 | 2011-09-29 | 2013-07-11 |
| SABINAL RESOURCES, INC. | 0 | 6 | 1 | 2006-01-03 | 2007-01-12 |
| TEXAS SOUTHERN RESOURCES, INC. | 0 | 5 | 1 | 1992-01-03 | 1994-07-07 |
| KINLAW OIL CORPORATION | 0 | 4 | 1 | 1990-05-04 | 1990-11-21 |
| MESQUITE LAND & MINERALS, INC. | 0 | 4 | 1 | 1980-09-12 | 1981-04-30 |
| RETAMCO OPERATING, INC. | 0 | 4 | 1 | 1985-04-19 | 1985-04-19 |
| CENTAUR EXPLORATION LLC | 0 | 4 | 1 | 2004-08-19 | 2005-06-28 |
| LITTLE, J. PAUL TRUSTEE | 0 | 4 | 1 | 1980-11-12 | 1983-06-16 |
| GLENCO OIL & GAS COMPANY | 0 | 3 | 1 | 1981-11-19 | 1982-09-16 |
| CONTINENTAL OIL COMPANY | 0 | 3 | 1 | 1977-12-20 | 1978-12-29 |
| HAMILTON, CLAY | 0 | 3 | 1 | 2022-07-08 | 2023-03-17 |
| WAINOCO OIL & GAS COMPANY | 0 | 3 | 1 | 1980-06-09 | 1990-11-08 |
| TIDAL PETROLEUM, INC. | 0 | 3 | 1 | 1999-03-10 | 2000-02-25 |
| RIO GRAND EXPLORATION, LLC | 0 | 3 | 1 | 1999-10-20 | 2000-10-18 |
| THREE ARROW OPERATING COMPANY | 0 | 3 | 1 | 1995-08-01 | 1996-02-26 |
| MORTIMER EXPLORATION COMPANY | 0 | 3 | 1 | 1992-08-31 | 1993-09-01 |
| TUBULAR-WELLHEAD SERVICES, INC. | 0 | 3 | 1 | 1983-10-04 | 1985-01-17 |
| SHAWNEE OPERATING COMPANY | 0 | 2 | 1 | 1985-07-02 | 1986-01-22 |
| DANTEX OIL & GAS, INC. | 0 | 2 | 1 | 1990-03-13 | 1991-07-03 |
| DRIVER INVESTMENTS, INC. | 0 | 2 | 1 | 1982-07-07 | 1982-12-21 |
| TEXAS EASTERN DEVELOPMENTS, INC. | 0 | 2 | 1 | 1981-04-30 | 1983-10-03 |
| GRAHAM EXPLORATION, LTD. | 0 | 2 | 1 | 1982-12-27 | 1982-12-27 |
| LOVELADY, IKE INC. | 0 | 2 | 1 | 1981-05-27 | 1981-08-28 |
| TEXAS SPC CO | 0 | 2 | 1 | 2002-02-25 | 2002-02-25 |
| MOORE-MCCORMACK ENERGY, INC. | 0 | 2 | 1 | 1977-07-19 | 1977-08-17 |
| GEOLAND, INC. | 0 | 2 | 1 | 1986-12-30 | 1987-04-09 |
| SAN ANTONIO GAS & OIL, INC. | 0 | 2 | 1 | 1990-03-26 | 1990-05-22 |
| SOJOURNER DRLG. CORP. | 0 | 1 | 1 | 2001-02-09 | 2001-02-09 |
| WINDSOR EXPLORATION COMPANY | 0 | 1 | 1 | 1990-05-18 | 1990-05-18 |
| PNG OPERATING COMPANY | 0 | 1 | 1 | 1986-07-15 | 1986-07-15 |
| COHO RESOURCES INC. | 0 | 1 | 1 | 1981-02-24 | 1981-02-24 |
| XOG OPERATING LLC | 0 | 1 | 1 | 2006-04-18 | 2006-04-18 |
| PRIME OPERATING COMPANY | 0 | 1 | 1 | 2001-07-11 | 2001-07-11 |
| ROMA OIL AND GAS, INC. | 0 | 1 | 1 | 2005-08-11 | 2005-08-11 |
| MERIDIAN OIL INC. | 0 | 1 | 1 | 1990-02-16 | 1990-02-16 |
| CIVRON PETROLEUM RES., LLC | 0 | 1 | 1 | 2010-06-04 | 2010-06-04 |
| PLANO PETROLEUM CORPORATION | 0 | 1 | 1 | 1994-08-11 | 1994-08-11 |
| COATES ENERGY TRUST | 0 | 1 | 1 | 1982-03-12 | 1982-03-12 |
| GULF PRODUCTION CORP. | 0 | 1 | 1 | 1990-06-11 | 1990-06-11 |
| TIDELANDS OIL CORPORATION | 0 | 1 | 1 | 1987-08-06 | 1987-08-06 |
| THALMANN OIL FIELD SERVICE, INC. | 0 | 1 | 1 | 1985-07-18 | 1985-07-18 |
| TEXXCO ENERGY SERVICES INC | 0 | 0 | 1 | -- | -- |
| PRONGHORN OIL & GAS CO. | 0 | 0 | 1 | -- | -- |
| BOLIN DERYL G. | 0 | 0 | 1 | -- | -- |
| OFFSPRING WELL SALVAGE | 0 | 0 | 1 | -- | -- |
| GATES OPERATING COMPANY | 0 | 0 | 1 | -- | -- |
| VERDUN OIL & GAS LLC | 0 | 0 | 1 | -- | -- |
| RUTLEDGE JACK | 0 | 0 | 1 | -- | -- |
| R.B.S. OIL & GAS INC. | 0 | 0 | 1 | -- | -- |
| CORE E & P CORP. | 0 | 0 | 1 | -- | -- |
| STRINGER OIL PROPERTIES | 0 | 0 | 1 | -- | -- |
| OPERATOR P-5 NOT ON FILE | 0 | 0 | 1 | -- | -- |
| JOHNSON B. K. | 0 | 0 | 1 | -- | -- |
| BRYMER OPERATING | 0 | 0 | 1 | -- | -- |
| TOTAL PRODUCTION SERVICES INC. | 0 | 0 | 1 | -- | -- |
| OCCIDENTAL ENERGY COMPANY INC. | 0 | 0 | 1 | -- | -- |
| SHAW T. G. | 0 | 0 | 1 | -- | -- |
| COMANCHE CRUDE OIL CO. | 0 | 0 | 1 | -- | -- |
| TRIUM LTD. | 0 | 0 | 1 | -- | -- |
| LYNCH WILBUR WALDO ESTATE OF | 0 | 0 | 1 | -- | -- |
| FOREST OIL CORPORATION | 0 | 0 | 1 | -- | -- |
| CONTANGO RESOURCES LLC | 0 | 0 | 1 | -- | -- |
| MOMENTUM PRODUCTION CORP. | 0 | 0 | 1 | -- | -- |
| DUPLANTIS ENERGY LLC | 0 | 0 | 1 | -- | -- |
| MUELLER EXPLORATION INC. | 0 | 0 | 1 | -- | -- |
| SNYDER OIL CORPORATION | 0 | 0 | 1 | -- | -- |
| CRIMSON EXPLORATION INC. | 0 | 0 | 1 | -- | -- |
| CALDWELL LIMITED PARTNERSHIP | 0 | 0 | 1 | -- | -- |
| TIZA ENERGY INC. | 0 | 0 | 1 | -- | -- |
| CORNERSTONE OIL & GAS INC. | 0 | 0 | 1 | -- | -- |
| L & J EXPLORATION LLC | 0 | 0 | 1 | -- | -- |
| GULF ENERGY PRODUCING COMPANY | 0 | 0 | 1 | -- | -- |
| EEZ OPERATING INC. | 0 | 0 | 1 | -- | -- |
| LONGHORN OIL PROPERTIES INC. | 0 | 0 | 1 | -- | -- |
| R. H. ENERGY CO. INC. | 0 | 0 | 1 | -- | -- |
| PAVCO OIL & GAS INC. | 0 | 0 | 1 | -- | -- |
| QUASAR EXPLORATION & ENERGY INC. | 0 | 0 | 1 | -- | -- |
| TMH OIL COMPANY | 0 | 0 | 1 | -- | -- |
| TERRAFINA ENERGY LLC | 0 | 0 | 1 | -- | -- |
| JOINT RESOURCES COMPANY | 0 | 0 | 1 | -- | -- |
| 907 OIL LLC | 0 | 0 | 1 | -- | -- |
| BOX WARD L. | 0 | 0 | 1 | -- | -- |
| MILLENNIUM PETRO-PHYSICS INC. | 0 | 0 | 1 | -- | -- |
| SHOWDOWN ENERGY CORPORATION | 0 | 0 | 1 | -- | -- |
| LEGACY EXPLORATION INC. | 0 | 0 | 1 | -- | -- |
| EAGLE OIL & GAS CO. | 0 | 0 | 1 | -- | -- |
| VICEROY PETROLEUM LP | 0 | 0 | 1 | -- | -- |
| SJTC HOLDINGS INC. | 0 | 0 | 1 | -- | -- |
| U.S.A. PLUGGING COMPANY | 0 | 0 | 1 | -- | -- |
| STP PRODUCTION LLC | 0 | 0 | 1 | -- | -- |
| MCCORMICK OPERATING PARTNERSHIP | 0 | 0 | 1 | -- | -- |
| WORLD PRODUCERS INC. | 0 | 0 | 1 | -- | -- |
| FORMAN EXPLORATION CO. | 0 | 0 | 1 | -- | -- |
| SOUTHWEST INTL MINING & MINERALS | 0 | 0 | 1 | -- | -- |
| 1776 ENERGY OPERATORS LLC | 0 | 0 | 1 | -- | -- |
| RED BYRD OIL LLC | 0 | 0 | 1 | -- | -- |
| EL INDIO OPERATING CO. INC. | 0 | 0 | 1 | -- | -- |
| COLE FRANK W ENGINEERING | 0 | 0 | 1 | -- | -- |
| SILVER HILL ENERGY OPERATING LLC | 0 | 0 | 1 | -- | -- |
| SUNDOWN DRILLING CO. | 0 | 55 | 0 | 1979-02-13 | 1980-07-29 |
| O.G.P. OPERATING, INC. | 0 | 27 | 0 | 1996-08-06 | 1997-03-11 |
| DULCE CO., THE | 0 | 27 | 0 | 1979-05-23 | 1981-05-20 |
| SUNOCO ENERGY DEVELOPMENT CO. | 0 | 22 | 0 | 1978-11-13 | 1978-11-20 |
| BERENERGY CORPORATION | 0 | 20 | 0 | 1977-06-17 | 1996-07-22 |
Showing the 300 most active of 559 operators.
Permit history from RRC drilling permits (updated daily); well inventories from the RRC wellbore schedule. See also all permits in Zavala County.