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Callahan County, TX oil and gas wells

17,561 wells: 2,827 active, 11,995 plugged, run by 984 operators.

Figures from the Railroad Commission of Texas, updated 2026-10-17.

Top operators in Callahan

OperatorActiveWells here
MERKAZ DRILLING LLC3772
MIDSCO3459
WILSON WELL SERVICE INC3373
CLAUSEN A. G.2859
WYLIE BROS. PROD. & DRGL. CO INC2749
CYBER ENVIRO-TECH INC2433
500X OPERATING LLC2425
MOMENTUM OPERATING CO. INC.22115
M2 SQUARED OPERATING LLC2127
HASKIT KENDALL2032
ADENRYEN LTD. CO.1927
KING ENERGY RESOURCES1925
SIMPLE OPERATING LLC1822
TOM-TOM OPERATING LLC1819
OHLHAUSEN OIL COMPANY1624
CLARK BRUCE A.13155
CDJ OIL CO.1327
3-S PRODUCTION CO.1223
GRAYROCK ENERGY II LLC1148
NOSIVAD OIL INC.839
QUAIL WELL SERVICE INC.749
PETEX717
EASTLAND OPERATING L.L.C.710
WEAVER GLOBAL OPERATING LLC77
SOJOURNER DRILLING CORP622

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
(no name) 2 634348Active Oil—
(no name) 634343Permitted Unknown—
(no name) 634341Permitted Unknown—
(no name) 5 634340Permitted Unknown—
(no name) 2 634338Active Oil—
(no name) 682810Active Oil—
(no name) 2 635298Active Oil—
(no name) 10 635295Active Oil—
(no name) 2 635292Active Oil—
(no name) 1 635289Active Oil—
(no name) 2 635269Active Oil—
(no name) 2 635259Permitted Unknown—
(no name) 4 635247Active Oil—
(no name) 2 634335Permitted Unknown—
(no name) 1 634333Permitted Unknown—
(no name) 4 634314Active Oil—
(no name) 2 634313Active Oil—
(no name) 634310Permitted Unknown—
(no name) 634309Active Oil—
(no name) 634304Active Oil—
(no name) 6 634300Permitted Unknown—
(no name) 1 634291Active Oil—
(no name) 11 634290Active Oil—
(no name) 634288Active Oil—
(no name) 634287Active Oil—
(no name) 6 634273Active Oil—
(no name) 682783Active Oil—
(no name) 42-059-00401Permitted Unknown—
(no name) 6 635241Permitted Unknown—
(no name) 3 635227Active Oil—
(no name) 12 635225Active Oil—
(no name) 2 635224Active Oil—
(no name) 1 635220Active Oil—
(no name) 1 635219Active Oil—
(no name) 1 635217Active Oil—
(no name) 1 635214Active Oil—
(no name) 4 635211Active Oil—
(no name) 4 635209Active Oil—
(no name) 1 635207Active Oil—
(no name) 2 635204Active Oil—
(no name) 42-059-35420Permitted Unknown—
(no name) 1 635189Active Oil—
(no name) 9 635186Active Oil—
(no name) 635183Active Oil—
(no name) 634266Active Oil—
(no name) 42-059-35412Permitted Unknown—
(no name) 634259Active Oil—
(no name) 1 634257Active Oil—
(no name) 4 634255Active Oil—
(no name) 1 634254Active Oil—
(no name) 1 634252Permitted Unknown—
(no name) 3 634251Active Oil—
(no name) 3 634249Permitted Unknown—
(no name) 4 634236Active Oil—
(no name) 9 634234Active Oil—
(no name) 2 634227Active Oil—
(no name) 1 634226Active Oil—
(no name) 3 634212Active Oil—
(no name) 6 634211Active Oil—
(no name) 2 635175Active Oil—
(no name) 1C 635147Active Oil—
(no name) 1D 635133Active Oil—
(no name) 6 635125Active Oil—
(no name) 3 634196Active Oil—
(no name) 1 634166Permitted Unknown—
(no name) 42-059-36833Permitted Unknown—
(no name) 634162Active Oil—
(no name) 3 634154Active Oil—
(no name) 42-059-36806Permitted Unknown—
(no name) 1 634149Active Oil—
(no name) 42-059-35131Permitted Unknown—
(no name) 2E 637613Permitted Unknown—
(no name) 3 634140Active Oil—
(no name) 2 634138Active Oil—
(no name) 1 634121Permitted Unknown—
(no name) 634113Permitted Unknown—
(no name) 42-059-36326Permitted Unknown—
(no name) 42-059-35418Permitted Unknown—
(no name) 1 682251Active Oil—
(no name) 42-059-33947Permitted Unknown—
(no name) 1 682346Active Oil—
(no name) 42-059-35589Permitted Unknown—
(no name) 42-059-36253Permitted Unknown—
(no name) 42-059-36138Permitted Unknown—
(no name) 678607Active Oil—
(no name) 678606Active Oil—
(no name) 1 678601Active Oil—
(no name) 1 678598Active Oil—
(no name) 3 678590Active Oil—
(no name) 678585Active Oil—
(no name) 1 678571Permitted Unknown—
(no name) 1A 678540Permitted Unknown—
(no name) 1 678538Permitted Unknown—
(no name) 2 678530Permitted Unknown—
(no name) 1 678527Active Oil—
(no name) 3 678508Active Oil—
(no name) 42-059-35783Permitted Unknown—
(no name) 678447Permitted Unknown—
(no name) 3 678436Permitted Unknown—
(no name) 678435Active Oil—

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