Oil & Gas Operators in Frio County
Every operator with permit history or a current well inventory in Frio County, Texas.
Operators All Time
904
Active Past 12mo
8
Permits 12mo
69
Permits All Time
4,287
| OPERATOR | PERMITS 12MO | PERMITS ALL | WELLS | FIRST PERMIT | LAST PERMIT |
|---|---|---|---|---|---|
| FORMENTERA OPERATIONS LLC | 34 | 50 | 64 | 2024-06-28 | 2026-06-26 |
| ROSEWOOD RESOURCES, INC. | 12 | 34 | 35 | 1990-02-07 | 2026-07-22 |
| CENTRAL GULF PETROLEUM INC | 9 | 9 | 4 | 2025-12-02 | 2026-07-10 |
| TEXAS AMERICAN RESOURCES COMPANY | 5 | 72 | 15 | 2004-11-18 | 2026-03-06 |
| ARETE OPERATING COMPANY, LLC | 4 | 5 | 2 | 2025-02-14 | 2026-06-12 |
| JAVELIN ENERGY PARTNERS MGMT LLC | 2 | 39 | 233 | 2021-12-16 | 2025-07-31 |
| EOG RESOURCES, INC. | 2 | 4 | 2 | 2024-05-31 | 2026-02-23 |
| MB ENERGY, LLC | 1 | 1 | 0 | 2025-10-23 | 2025-10-23 |
| MAVERICK ENERGY GROUP, INC. | 0 | 132 | 428 | 2006-09-27 | 2014-07-08 |
| WILSON VERN ENERGY INC. | 0 | 0 | 127 | -- | -- |
| U.S. JIMOIL CORPORATION | 0 | 0 | 110 | -- | -- |
| TRINITY OPERATING (USG), LLC | 0 | 128 | 104 | 2018-07-30 | 2022-11-10 |
| DIAMOND ENERGY SERVICES LP | 0 | 0 | 89 | -- | -- |
| BLACKBRUSH O & G, LLC | 0 | 32 | 81 | 2012-04-10 | 2024-08-29 |
| WATSON ENERGY INVESTMENTS LLC | 0 | 0 | 72 | -- | -- |
| TRAILBLAZER ENERGY RESOURCES,LLC | 0 | 13 | 70 | 2024-07-26 | 2025-03-27 |
| WILLIAMS CLAYTON ENERGY INC. | 0 | 0 | 59 | -- | -- |
| BIGFOOT OIL LLC | 0 | 10 | 57 | 2018-04-13 | 2022-08-23 |
| ORYX ENERGY COMPANY | 0 | 94 | 51 | 1978-08-16 | 1994-05-20 |
| GINCO OPERATING CO. | 0 | 2 | 49 | 1992-07-15 | 1992-07-15 |
| VAC-U-LIFT PRODUCTION CO.,INC. | 0 | 1 | 46 | 1997-03-03 | 1997-03-03 |
| CREATIVE OIL AND GAS OP II LLC | 0 | 0 | 40 | -- | -- |
| VIRTEX OPERATING COMPANY, INC. | 0 | 95 | 39 | 2008-02-11 | 2023-02-17 |
| TEX-HEX CORP. | 0 | 6 | 39 | 1990-03-06 | 1990-10-25 |
| TAMARACK PETROLEUM COMPANY, INC. | 0 | 16 | 38 | 1983-09-16 | 1992-11-17 |
| ELITEENERGYHOLDINGS LLC | 0 | 0 | 38 | -- | -- |
| U.S. ENERGY DEVELOPMENT CORP | 0 | 49 | 37 | 2015-02-09 | 2019-03-13 |
| EXXCEL OPERATING COMPANY | 0 | 0 | 36 | -- | -- |
| UNION PACIFIC RESOURCES COMPANY | 0 | 19 | 33 | 1987-11-10 | 1993-09-15 |
| BRAZOS PETROLEUM INC. | 0 | 0 | 33 | -- | -- |
| LEASE ROLLOVER OPERATIONS INC. | 0 | 0 | 28 | -- | -- |
| EXCO OPERATING COMPANY, LP | 0 | 27 | 26 | 2012-11-26 | 2022-07-20 |
| TIPPERARY OIL & GAS CORPORATION | 0 | 91 | 25 | 1977-06-21 | 1984-03-20 |
| MORMAC OIL & GAS CO. | 0 | 4 | 22 | 1977-08-08 | 1980-04-09 |
| PROPET OIL & GAS INC. | 0 | 3 | 22 | 1981-08-10 | 1982-06-21 |
| MERICA OIL OPERATING COMPANY LLC | 0 | 0 | 22 | -- | -- |
| V.A.C. PETROLEUM INC. | 0 | 0 | 22 | -- | -- |
| LP OPERATING, LLC | 0 | 17 | 21 | 2014-07-14 | 2021-09-23 |
| FULCRUM ENERGY OPERATING LLC | 0 | 0 | 19 | -- | -- |
| SOUTHWEST OIL & LAND INC. | 0 | 0 | 19 | -- | -- |
| SOUTHLAND ROYALTY COMPANY | 0 | 0 | 19 | -- | -- |
| TEXAS SOUTHERN PETROLEUM CORP. | 0 | 0 | 19 | -- | -- |
| SYDRI OPERATING LLC | 0 | 0 | 19 | -- | -- |
| FAIR ENERGY | 0 | 59 | 18 | 1977-09-21 | 1986-05-23 |
| CHESAPEAKE OPERATING, INC. | 0 | 37 | 17 | 1990-11-09 | 2013-05-02 |
| TIZA ENERGY INC. | 0 | 0 | 17 | -- | -- |
| GILLEY SAM D. | 0 | 0 | 17 | -- | -- |
| FLINT OAK ENERGY LLC | 0 | 0 | 16 | -- | -- |
| AMERICAN EAGLE RESOURCES INC. | 0 | 0 | 16 | -- | -- |
| PONTIAC OIL INC. | 0 | 0 | 15 | -- | -- |
| CIBOLO ENERGY OPERATING INC. | 0 | 0 | 15 | -- | -- |
| BRC OPERATING COMPANY LLC | 0 | 39 | 14 | 2011-07-18 | 2015-02-24 |
| LAWBAR PETROLEUM, INC. | 0 | 21 | 14 | 1977-09-02 | 1997-07-18 |
| FIRST ROCK, INC. | 0 | 12 | 14 | 2003-01-02 | 2008-01-24 |
| FAIR OIL COMPANY | 0 | 7 | 13 | 1981-07-02 | 1984-10-19 |
| NEUMANN, ALFRED | 0 | 5 | 13 | 1984-01-20 | 1995-07-12 |
| GOLDEN CHILD, INC. | 0 | 1 | 13 | 1994-11-22 | 1994-11-22 |
| EXPRESS OIL AND GAS | 0 | 0 | 13 | -- | -- |
| STONEGATE OPERATORS INC. | 0 | 0 | 13 | -- | -- |
| LONESTAR OPERATING LLC | 0 | 0 | 13 | -- | -- |
| FRIO-TEX OIL & GAS CO. | 0 | 0 | 13 | -- | -- |
| AGERON ENERGY, LLC | 0 | 15 | 12 | 2017-05-31 | 2019-12-02 |
| HUGHES, DAN A. COMPANY, L.P. | 0 | 9 | 12 | 2011-08-15 | 2012-10-18 |
| SEAGO PETROLEUM, INC. | 0 | 2 | 12 | 1992-10-22 | 1993-12-01 |
| AARONMARK SERVICES LLC | 0 | 0 | 12 | -- | -- |
| KAISER-FRANCIS OIL COMPANY | 0 | 0 | 12 | -- | -- |
| SHELL OIL COMPANY | 0 | 38 | 11 | 1978-03-30 | 1983-08-15 |
| PERDIDO ENERGY LLC | 0 | 0 | 11 | -- | -- |
| BTA OIL PRODUCERS | 0 | 0 | 11 | -- | -- |
| TULAROSA OPERATING COMPANY | 0 | 11 | 10 | 1990-08-23 | 1992-01-09 |
| ALTAIR ENERGY CORP. | 0 | 10 | 10 | 1990-04-06 | 1991-02-22 |
| MUELLER EXPLORATION, INC. | 0 | 7 | 10 | 2015-07-22 | 2022-09-14 |
| MAZCO ENERGY LLC | 0 | 1 | 10 | 2024-04-11 | 2024-04-11 |
| GENESIS WELL SERVICE | 0 | 0 | 10 | -- | -- |
| DOWNING WELL SERVICE INC. | 0 | 0 | 10 | -- | -- |
| WCS OIL AND GAS CORPORATION | 0 | 12 | 9 | 1989-11-09 | 1991-12-13 |
| TOBIN, DON F. | 0 | 3 | 9 | 1977-11-22 | 1978-11-13 |
| U.S.A. PLUGGING COMPANY | 0 | 3 | 9 | 2006-04-24 | 2008-07-29 |
| PRODUCERS ENGINEERING COMPANY | 0 | 2 | 9 | 1981-12-17 | 1982-12-08 |
| VERDUN OIL EF II LLC | 0 | 0 | 9 | -- | -- |
| ZAPATA OIL RECOVERY CO. | 0 | 0 | 9 | -- | -- |
| WEBER ENERGY CORPORATION | 0 | 34 | 8 | 1988-11-23 | 1991-07-02 |
| GETTY OIL CO. | 0 | 9 | 8 | 1977-06-29 | 1983-11-22 |
| BRITANCO, L.L.C. | 0 | 2 | 8 | 2024-06-28 | 2024-06-28 |
| COLLIER DIAMOND -C- OILS, INC. | 0 | 2 | 8 | 1977-07-18 | 1978-06-12 |
| LONE STAR OPERATING COMPANY | 0 | 1 | 8 | 1990-09-11 | 1990-09-11 |
| HS RESOURCES INC. | 0 | 0 | 8 | -- | -- |
| COX & COX PRODUCTION CO. | 0 | 0 | 8 | -- | -- |
| PHOENIX OIL FIELD EQUIPMENT CO. | 0 | 0 | 8 | -- | -- |
| SEAROC OIL COMPANY, INC. | 0 | 31 | 7 | 1981-12-03 | 1984-11-05 |
| GLENCO OIL & GAS COMPANY | 0 | 10 | 7 | 1981-06-30 | 1985-11-14 |
| MINERALS OF TEXAS, INC. | 0 | 5 | 7 | 1985-08-21 | 1990-06-18 |
| MCDAY ENERGY CORP. | 0 | 4 | 7 | 2006-04-05 | 2008-11-03 |
| DANTEX OIL & GAS, INC. | 0 | 4 | 7 | 1989-12-18 | 1990-10-19 |
| IMPETRO OPERATING LLC | 0 | 2 | 7 | 2011-06-23 | 2013-05-30 |
| BAXTER, KELLY H. OIL AND GAS CO. | 0 | 1 | 7 | 1997-05-12 | 1997-05-12 |
| MAXUS EXPLORATION COMPANY | 0 | 1 | 7 | 1990-06-05 | 1990-06-05 |
| D90 ENERGY LLC | 0 | 0 | 7 | -- | -- |
| DICK WILLIAM J. JR. | 0 | 0 | 7 | -- | -- |
| B & M OPERATING CO. INC. | 0 | 0 | 7 | -- | -- |
| HAASS RANCH OIL COMPANY LLC | 0 | 0 | 7 | -- | -- |
| WOOLDRIDGE OIL & GAS | 0 | 0 | 7 | -- | -- |
| BENCHMARK TEXAS PETROLEUM LLC. | 0 | 0 | 7 | -- | -- |
| STRATCO OPERATING CO. INC. | 0 | 0 | 7 | -- | -- |
| LEMON RICHARD G. | 0 | 0 | 7 | -- | -- |
| JAB OPERATING INC. | 0 | 0 | 7 | -- | -- |
| REA OIL & GAS INC. | 0 | 0 | 7 | -- | -- |
| BROWN TOM INC. | 0 | 0 | 7 | -- | -- |
| KINLAW OIL CORPORATION | 0 | 41 | 6 | 1990-01-09 | 1991-12-13 |
| VIRTEX PETROLEUM COMPANY, INC. | 0 | 35 | 6 | 1997-08-08 | 2007-11-07 |
| JB OIL & GAS WELL SERVICE | 0 | 7 | 6 | 1990-06-11 | 2007-10-09 |
| GOLDKING PROD. CO. | 0 | 3 | 6 | 1977-08-23 | 1977-11-07 |
| MINERAL RESOURCES, INCORPORATED | 0 | 3 | 6 | 1993-04-13 | 1996-01-03 |
| BEARD ENERGY GROUP, INC. | 0 | 2 | 6 | 1983-09-12 | 1983-12-30 |
| OMBER PETROLEUM & ENERGY CORP. | 0 | 2 | 6 | 1990-09-19 | 1990-12-20 |
| HUISACHE OPERATING CO. | 0 | 2 | 6 | 1977-11-29 | 1977-12-12 |
| PALMCO MANAGEMENT CO. | 0 | 0 | 6 | -- | -- |
| MORMAC ENERGY CORPORATION | 0 | 0 | 6 | -- | -- |
| FRIO SWD INC. | 0 | 0 | 6 | -- | -- |
| JENEX OPERATING COMPANY OF TEXAS | 0 | 0 | 6 | -- | -- |
| MCDANIEL COMPANY INC. THE | 0 | 0 | 6 | -- | -- |
| OFFSPRING WELL SALVAGE | 0 | 0 | 6 | -- | -- |
| TEXAS OIL AND GAS OPERATING LLC | 0 | 0 | 6 | -- | -- |
| INEOS USA OIL & GAS LLC | 0 | 0 | 6 | -- | -- |
| DALE OPERATING COMPANY | 0 | 35 | 5 | 1989-11-20 | 2001-09-13 |
| PROPERTY DEVELOPMENT GROUP, INC. | 0 | 28 | 5 | 1997-04-28 | 2014-07-22 |
| HUGHEY, W. R., OPERATING CO. | 0 | 17 | 5 | 1977-07-07 | 1989-10-11 |
| ARROW PETROLEUM COMPANY | 0 | 13 | 5 | 1978-05-25 | 1991-04-18 |
| JAY-DEE OPERATING COMPANY | 0 | 13 | 5 | 1980-03-13 | 1981-04-01 |
| CROWN PETROLEUM INC. | 0 | 9 | 5 | 1979-10-17 | 1981-05-01 |
| PARKER & TURNER | 0 | 6 | 5 | 1983-08-09 | 1985-02-15 |
| FLAG-REDFERN OIL COMPANY | 0 | 4 | 5 | 1977-08-19 | 1978-08-01 |
| SAGE ENERGY COMPANY | 0 | 4 | 5 | 2005-12-27 | 2006-01-23 |
| HANSON OPERATING COMPANY, INC. | 0 | 3 | 5 | 1990-10-01 | 1990-10-01 |
| INEXCO OIL COMPANY | 0 | 2 | 5 | 1978-03-06 | 1980-10-20 |
| COASTAL OIL & GAS CORPORATION | 0 | 1 | 5 | 1990-08-22 | 1990-08-22 |
| CLIPPER OPERATING CO., INC. | 0 | 1 | 5 | 1999-07-13 | 1999-07-13 |
| OMNI OPERATING COMPANY(A) | 0 | 1 | 5 | 1997-02-21 | 1997-02-21 |
| RITCHIE, H. G. JR. | 0 | 1 | 5 | 1980-11-25 | 1980-11-25 |
| ARESCO OPERATING LLC | 0 | 0 | 5 | -- | -- |
| CLARON CORPORATION | 0 | 0 | 5 | -- | -- |
| SOMEX ENERGY COMPANY | 0 | 0 | 5 | -- | -- |
| WILKINS PETROLEUM | 0 | 0 | 5 | -- | -- |
| CRESCENT ENERGY OPERATING LLC | 0 | 0 | 5 | -- | -- |
| D. AND Y. YUNK PRODUCTIONS | 0 | 0 | 5 | -- | -- |
| ZEUS PRODUCTION INC. | 0 | 0 | 5 | -- | -- |
| CRYSTAL RESOURCES INC | 0 | 0 | 5 | -- | -- |
| BAXTER KELLY H. | 0 | 0 | 5 | -- | -- |
| NEUMANN OIL & GAS LLC | 0 | 0 | 5 | -- | -- |
| SMAL ENERGY CORP | 0 | 0 | 5 | -- | -- |
| ATLAS ENERGY CORP. | 0 | 0 | 5 | -- | -- |
| TESORO PETROLEUM CORPORATION | 0 | 0 | 5 | -- | -- |
| BARNETT ENERGY INC. | 0 | 0 | 5 | -- | -- |
| DRISCOLL S.W.D. INC. | 0 | 0 | 5 | -- | -- |
| DREXEL OPERATING COMPANY | 0 | 0 | 5 | -- | -- |
| SILVER ANCHOR RESOURCES LLC | 0 | 0 | 5 | -- | -- |
| EAGLE RAND ENERGY CORPORATION | 0 | 0 | 5 | -- | -- |
| OWEN OPERATING COMPANY INC. | 0 | 0 | 5 | -- | -- |
| WILLIAMS, CLAYTON W., JR., INC. | 0 | 77 | 4 | 1986-01-14 | 1991-04-11 |
| ELLSWORTH, H. P. O&G PROPERTIES | 0 | 11 | 4 | 1990-01-16 | 1990-11-30 |
| AUBURN ENTERPRISES, INC. | 0 | 9 | 4 | 1990-06-28 | 1991-09-11 |
| MCA PETROLEUM CORPORATION | 0 | 8 | 4 | 1983-10-18 | 1986-12-04 |
| FOX AND HOLLAND | 0 | 5 | 4 | 1977-09-29 | 1985-09-25 |
| NOREMAC, INC. | 0 | 4 | 4 | 1984-01-27 | 1985-03-21 |
| MGF OIL CORPORATION | 0 | 4 | 4 | 1978-04-04 | 1982-12-30 |
| TEXAS SOUTHERN ENERGY CORP. | 0 | 4 | 4 | 1990-11-16 | 1991-05-03 |
| CHIODO CORP. | 0 | 3 | 4 | 1991-02-15 | 1991-05-23 |
| FORTUNE OPERATING COMPANY | 0 | 3 | 4 | 1995-12-19 | 1996-03-26 |
| C6 OPERATING, L.L.C. | 0 | 3 | 4 | 2013-09-16 | 2015-01-29 |
| MCRAE HORIZONTAL DRILLING, INC. | 0 | 3 | 4 | 1991-02-11 | 1991-04-30 |
| TANA OIL & GAS CORP. | 0 | 2 | 4 | 1977-06-28 | 1977-11-29 |
| VEGA PETROLEUM CORPORATION | 0 | 2 | 4 | 1977-06-17 | 1977-06-30 |
| CUDE PETROLEUM, INC. | 0 | 1 | 4 | 1986-06-11 | 1986-06-11 |
| JOHNSON SANFORD OP CO., LTD | 0 | 1 | 4 | 2007-05-22 | 2007-05-22 |
| ARRCO OPERATING LLC | 0 | 0 | 4 | -- | -- |
| RIO-TEX INC. | 0 | 0 | 4 | -- | -- |
| BRYMER JACK CONTR. SERV. | 0 | 0 | 4 | -- | -- |
| RAVEN SERVICES INC. | 0 | 0 | 4 | -- | -- |
| AMAX OIL & GAS INC. | 0 | 0 | 4 | -- | -- |
| CALTEX ENERGY CO. | 0 | 0 | 4 | -- | -- |
| SAMSON RESOURCES COMPANY | 0 | 0 | 4 | -- | -- |
| KSABE ENERGY PARTNERS LLC | 0 | 0 | 4 | -- | -- |
| RILEY CLOVIS INC. | 0 | 0 | 4 | -- | -- |
| CORE E & P CORP. | 0 | 0 | 4 | -- | -- |
| VERMILLION PRODUCTION INC. | 0 | 0 | 4 | -- | -- |
| KAIN PETROLEUM LLC | 0 | 0 | 4 | -- | -- |
| SERRA ENERGY INC. | 0 | 0 | 4 | -- | -- |
| SCHAARON INTERNATIONAL ENERGY | 0 | 0 | 4 | -- | -- |
| CHALLENGER OIL INC | 0 | 0 | 4 | -- | -- |
| PRIMO RESOURCES INC. | 0 | 0 | 4 | -- | -- |
| MOSELEY & MCKISSACK RES LLC | 0 | 0 | 4 | -- | -- |
| PEARCO | 0 | 0 | 4 | -- | -- |
| NEUMANN OIL COMPANY | 0 | 0 | 4 | -- | -- |
| PARK PLACE PETROLEUM INC. | 0 | 0 | 4 | -- | -- |
| LEGACY CORPORATION THE | 0 | 0 | 4 | -- | -- |
| SATEX ENERGY INC. | 0 | 0 | 4 | -- | -- |
| AUSTIN OIL COMPANY | 0 | 0 | 4 | -- | -- |
| EAGLE FORD OIL CO. INC. | 0 | 0 | 4 | -- | -- |
| DORAN W. H. | 0 | 0 | 4 | -- | -- |
| J BAR OPERATIONS INC. | 0 | 0 | 4 | -- | -- |
| CABOT OIL & GAS CORPORATION | 0 | 286 | 3 | 2009-10-23 | 2017-12-21 |
| CROWN PRODUCTION CO., INC. | 0 | 35 | 3 | 1979-09-12 | 1982-10-20 |
| MAJOR EXPLORATION, INC | 0 | 25 | 3 | 1981-10-16 | 1984-08-24 |
| H.L.S. ENERGY CO., INC. | 0 | 22 | 3 | 1989-12-21 | 1991-04-30 |
| FAIR OIL, LTD. | 0 | 20 | 3 | 1977-07-08 | 2008-05-30 |
| GLG ENERGY, L.P. | 0 | 19 | 3 | 1989-12-05 | 1990-11-26 |
| SANDIA ENERGY CORPORATION-NM | 0 | 19 | 3 | 1989-10-24 | 1993-06-16 |
| CANTRO EXPLORATION, INC. | 0 | 16 | 3 | 1989-11-03 | 1992-03-19 |
| WINDSOR EXPLORATION COMPANY | 0 | 11 | 3 | 1990-03-08 | 1991-03-07 |
| OVERLY OPERATING CO. | 0 | 9 | 3 | 1977-08-30 | 1981-07-09 |
| FLOURNOY PRODUCTION CO. | 0 | 6 | 3 | 1979-08-30 | 1990-07-18 |
| CHAMPLIN PETROLEUM CO. | 0 | 5 | 3 | 1977-06-14 | 1977-09-21 |
| ROBIN-WOOD PETR. INC. | 0 | 5 | 3 | 1977-06-06 | 1984-11-14 |
| MAYO OIL CO. | 0 | 5 | 3 | 1983-04-18 | 1986-02-27 |
| H-M OIL COMPANY | 0 | 3 | 3 | 1982-04-07 | 1983-04-08 |
| KALER ENERGY CORP. | 0 | 3 | 3 | 2010-04-30 | 2010-08-09 |
| MANTLE OIL & GAS, LLC | 0 | 3 | 3 | 2022-01-11 | 2022-05-23 |
| TEXAN PRODUCTION | 0 | 2 | 3 | 1993-04-06 | 1993-06-08 |
| TEXAN PRODUCTION COMPANY, INC. | 0 | 2 | 3 | 1997-01-17 | 1997-01-24 |
| BLACK GOLD OPERATING CO., INC. | 0 | 2 | 3 | 1984-08-24 | 1985-05-07 |
| W.G. INVESTMENT | 0 | 2 | 3 | 1981-01-16 | 1982-02-22 |
| ANCIRA, ROBERT | 0 | 2 | 3 | 1981-07-28 | 1985-04-23 |
| KILLAM OIL CO., LTD. | 0 | 2 | 3 | 2011-07-08 | 2011-10-31 |
| LIGHT RESOURCES | 0 | 2 | 3 | 2000-04-20 | 2013-10-26 |
| BAY ROCK CORP. | 0 | 1 | 3 | 1977-06-15 | 1977-06-15 |
| RCLJ CONSTRUCTION, INC. | 0 | 1 | 3 | 2007-01-17 | 2007-01-17 |
| RAN ENERGY, INC. | 0 | 1 | 3 | 1984-10-12 | 1984-10-12 |
| SOUTH COAST OIL & GAS CO. | 0 | 0 | 3 | -- | -- |
| ENHANCED RS INC. | 0 | 0 | 3 | -- | -- |
| WELL SOLUTIONS INC. | 0 | 0 | 3 | -- | -- |
| J & M WELL SALVAGE COMPANY | 0 | 0 | 3 | -- | -- |
| REYES-GARZA PETROLEUM INC. | 0 | 0 | 3 | -- | -- |
| PARKER GEORGE ESTATE | 0 | 0 | 3 | -- | -- |
| LASALLE MARINE CORPORATION | 0 | 0 | 3 | -- | -- |
| ALLERCO INC. | 0 | 0 | 3 | -- | -- |
| MOSAIC TEXAS LLC | 0 | 0 | 3 | -- | -- |
| TEX-KAN INDUSTRIES INC. | 0 | 0 | 3 | -- | -- |
| OKLA. MAGIC CIRCLE ENERGY CORP. | 0 | 0 | 3 | -- | -- |
| HICKSON ENERGY CORPORATION | 0 | 0 | 3 | -- | -- |
| NIJEAN INC. | 0 | 0 | 3 | -- | -- |
| HOLLOWAY OIL COMPANY | 0 | 0 | 3 | -- | -- |
| ANADARKO E&P COMPANY LP | 0 | 0 | 3 | -- | -- |
| HORIZON NATURAL RESOURCES INC. | 0 | 0 | 3 | -- | -- |
| NGL WATERSOLUTIONS EAGLEFORD LLC | 0 | 0 | 3 | -- | -- |
| HEC PETROLEUM INC. | 0 | 0 | 3 | -- | -- |
| H & M CASING PULLING CO. | 0 | 0 | 3 | -- | -- |
| HOLIDAY RESOURCES INC. | 0 | 0 | 3 | -- | -- |
| PHILLIPS JACK L. | 0 | 0 | 3 | -- | -- |
| SILVER ROCK ENERGY LLC | 0 | 0 | 3 | -- | -- |
| CALLON (EAGLE FORD) LLC | 0 | 0 | 3 | -- | -- |
| ZORRA OIL & GAS | 0 | 0 | 3 | -- | -- |
| OASIS INC. | 0 | 0 | 3 | -- | -- |
| WALTER EXPLORATION INC. | 0 | 0 | 3 | -- | -- |
| FRIO OIL & GAS LTD. | 0 | 0 | 3 | -- | -- |
| FREEDOM ENERGY LTD. | 0 | 0 | 3 | -- | -- |
| SNYDER JOHN C. INC. | 0 | 0 | 3 | -- | -- |
| SCHERO JOE E. | 0 | 0 | 3 | -- | -- |
| POSEY DAVID C. | 0 | 0 | 3 | -- | -- |
| TAYLOR HOWARD S. | 0 | 0 | 3 | -- | -- |
| HAWTHORN ENERGY PARTNERS LLC | 0 | 0 | 3 | -- | -- |
| RICHEY RAY MANAGEMENT CO. INC. | 0 | 0 | 3 | -- | -- |
| BLACKBRUSH O & G, INC. | 0 | 65 | 2 | 2005-11-02 | 2012-05-24 |
| EF ENERGY, L.L.C. | 0 | 47 | 2 | 2010-10-13 | 2014-07-29 |
| STONEGATE PRODUCTION COMPANY,LLC | 0 | 35 | 2 | 2009-01-02 | 2014-10-03 |
| CHRISTICO PETROLEUM COMPANY | 0 | 25 | 2 | 1989-11-29 | 1992-03-09 |
| U.S. ENERCORP, LTD. | 0 | 19 | 2 | 2009-08-28 | 2015-03-31 |
| CHEYENNE PETROLEUM COMPANY | 0 | 16 | 2 | 1991-09-26 | 2012-08-27 |
| CENTRAL TEXAS OIL & GAS | 0 | 15 | 2 | 1986-12-09 | 1991-12-06 |
| AMPAK OIL COMPANY | 0 | 14 | 2 | 1990-07-31 | 1993-09-21 |
| EXXON CORP. | 0 | 13 | 2 | 1981-07-14 | 1991-09-30 |
| EDCO ENERGY, INC. | 0 | 9 | 2 | 1990-01-17 | 1991-02-06 |
| HOSKINS, L. R. & SONS, INC. | 0 | 9 | 2 | 1979-11-15 | 1983-03-17 |
| RIO BRAVO ROYALTY CO. | 0 | 9 | 2 | 1978-11-13 | 1991-02-07 |
| TEJAS PRODUCTION CO | 0 | 6 | 2 | 1977-10-31 | 1979-06-12 |
| TEXAS INTERNATIONAL RESOURCE LLC | 0 | 6 | 2 | 2014-10-13 | 2021-01-12 |
| FREEMAN ENERGY, INC. | 0 | 5 | 2 | 1980-06-13 | 1980-08-20 |
| TEXAKOMA OIL & GAS CORPORATION | 0 | 5 | 2 | 1990-01-30 | 1991-05-13 |
| SHIELD PETROLEUM | 0 | 4 | 2 | 1990-04-25 | 1992-06-08 |
| CANNAN, MORRIS | 0 | 4 | 2 | 1986-03-12 | 1991-04-01 |
| V/J OIL COMPANY | 0 | 4 | 2 | 2005-09-21 | 2006-12-13 |
| JENEX PETROLEUM CORPORATION | 0 | 4 | 2 | 2004-02-18 | 2006-02-15 |
| AMAC ENERGY, L.L.C. | 0 | 4 | 2 | 2014-09-05 | 2015-02-05 |
| SEEKER OIL COMPANY, INCORPORATED | 0 | 3 | 2 | 1984-12-19 | 1985-09-18 |
| APACHE CORPORATION | 0 | 3 | 2 | 1977-07-07 | 1977-10-03 |
| NUTEK OIL INC | 0 | 3 | 2 | 2001-01-22 | 2003-07-07 |
| CAPITOL OPERATING & EXPL., INC. | 0 | 3 | 2 | 1992-06-22 | 1993-02-14 |
| C AND S OIL & GAS | 0 | 3 | 2 | 1994-05-12 | 1995-02-01 |
| BURK ROYALTY COMPANY | 0 | 3 | 2 | 1977-08-02 | 1985-03-14 |
| SEAGULL OPERATING CO. INC. | 0 | 2 | 2 | 1978-07-10 | 1980-09-29 |
| MKS SERVICES, LLC | 0 | 2 | 2 | 2012-09-26 | 2012-09-26 |
| PLACID OIL COMPANY | 0 | 1 | 2 | 1990-08-06 | 1990-08-06 |
| FERGUSON OIL & GAS INC. | 0 | 1 | 2 | 1990-08-03 | 1990-08-03 |
| WINTER GARDEN SUPPLY, INC. | 0 | 1 | 2 | 1981-02-27 | 1981-02-27 |
| MG EXPLORATION, INC. | 0 | 1 | 2 | 1987-11-23 | 1987-11-23 |
| COX, EDWIN L. | 0 | 1 | 2 | 1977-12-30 | 1977-12-30 |
| BLUCO PRODUCTION CO. INC. | 0 | 0 | 2 | -- | -- |
| SAN PATRICIO CORPORATION | 0 | 0 | 2 | -- | -- |
| BAYLOR OPERATING LLC | 0 | 0 | 2 | -- | -- |
| BAY ROCK OPERATING COMPANY | 0 | 0 | 2 | -- | -- |
| OMEGA MINERALS INC. | 0 | 0 | 2 | -- | -- |
Showing the 300 most active of 904 operators.
Permit history from RRC drilling permits (updated daily); well inventories from the RRC wellbore schedule. See also all permits in Frio County.