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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) 26 678409Active Oil—
(no name) 2 678408Permitted Unknown—
(no name) 4 677784Permitted Unknown—
(no name) 5 677782Active Oil—
(no name) 2 677781Active Oil—
(no name) 4 677779Active Oil—
(no name) 8 42-059-10948Active Oil—
(no name) 1 678681Permitted Unknown—
(no name) 1 678676Permitted Unknown—
(no name) 4 678704Permitted Unknown—
(no name) 1 678662Active Oil—
(no name) 678710Active Oil—
(no name) 678659Active Oil—
(no name) 1 678651Active Oil—
(no name) 5 678639Active Oil—
(no name) 4 678627Active Oil—
(no name) 42-059-37020Permitted Unknown—
(no name) 678612Active Oil—
(no name) 28 678609Permitted Unknown—
(no name) 10 42-059-10669Active Oil—
(no name) 3 595812Active Oil—
(no name) 1 595848Active Oil—
(no name) 42-059-37213Permitted Unknown—
(no name) 42-059-37212Permitted Unknown—
(no name) 42-059-37211Permitted Unknown—
(no name) 42-059-37202Permitted Unknown—
(no name) 42-059-37197Permitted Unknown—
(no name) 42-059-37203Permitted Unknown—
(no name) 42-059-37192Permitted Unknown—
(no name) 42-059-37181Permitted Unknown—
(no name) 42-059-37187Permitted Unknown—
(no name) 42-059-37204Permitted Unknown—
(no name) 42-059-37162Permitted Unknown—
(no name) 42-059-37143Permitted Unknown—
(no name) 42-059-37208Permitted Unknown—
(no name) 42-059-37210Permitted Unknown—
(no name) 42-059-37209Permitted Unknown—
(no name) 42-059-37112Permitted Unknown—
(no name) 42-059-37109Permitted Unknown—
(no name) 42-059-37188Permitted Unknown—
(no name) 42-059-37190Permitted Unknown—
(no name) 42-059-37196Permitted Unknown—
(no name) 42-059-37201Permitted Unknown—
(no name) 42-059-37191Permitted Unknown—
(no name) 42-059-37122Permitted Unknown—
(no name) 42-059-37118Permitted Unknown—
(no name) 677787Permitted Unknown—
(no name) 42-059-37132Permitted Unknown—
(no name) 42-059-37130Permitted Unknown—
(no name) 42-059-37182Permitted Unknown—
(no name) 42-059-37183Permitted Unknown—
(no name) 1 543503Active Oil—
(no name) 5 589753Permitted Unknown—
(no name) 1 589748Permitted Unknown—
(no name) 3 678105Permitted Unknown—
(no name) 5 678106Permitted Unknown—
(no name) 1A 678110Permitted Unknown—
(no name) 678116Permitted Unknown—
(no name) 678133Permitted Unknown—
(no name) 678135Active Oil—
(no name) 1 678136Permitted Unknown—
(no name) 12 589756Active Oil—
(no name) 6 590097Permitted Unknown—
(no name) 42-059-36758Permitted Unknown—
(no name) 7 590092Permitted Unknown—
(no name) 1 590086Active Gas—
(no name) 42-059-35287Permitted Unknown—
(no name) 42-059-36920Permitted Unknown—
(no name) 4 550051Active Oil—
(no name) 8 42-059-00983Active Oil—
(no name) 1 591641Active Oil—
(no name) 591639Active Oil—
(no name) 1 592179Permitted Unknown—
(no name) 4 545086Active Oil—
(no name) 42-059-36835Permitted Unknown—
(no name) 14 546663Active Oil—
(no name) 42-059-33653Permitted Unknown—
(no name) 678068Active Oil—
(no name) 2 636180Active Gas—
(no name) 3 550674Active Oil—
(no name) 42-059-35891Permitted Unknown—
(no name) 2 678141Permitted Unknown—
(no name) W6 678153Permitted Unknown—
(no name) 678174Active Oil—
(no name) 2 595502Permitted Unknown—
(no name) 2014 595500Active Oil—
(no name) 7 595491Permitted Unknown—
(no name) 4 589747Permitted Unknown—
(no name) 547393Active Oil—
(no name) 1C 589742Permitted Unknown—
(no name) 2 589720Permitted Unknown—
(no name) 13 589719Active Oil—
(no name) 589650Permitted Unknown—
(no name) 2 589647Permitted Unknown—
(no name) 2 589659Permitted Unknown—
(no name) 589657Active Oil—
(no name) 1 589653Active Oil—
(no name) 590058Active Oil—
(no name) 590056Active Oil—
(no name) 42-059-34487Permitted Unknown—

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