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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) 1 42-059-81597Plugged Oil🔒 Sign in free
(no name) 1 42-059-02615Plugged Oil & gas🔒 Sign in free
(no name) 1 42-059-00146Active Gas🔒 Sign in free
(no name) 1 42-059-00025Active Gas🔒 Sign in free
(no name) 1 42-059-01623Active Oil🔒 Sign in free
(no name) 2 42-059-01795Active Oil🔒 Sign in free
(no name) 1 42-059-00177Active Oil & gas🔒 Sign in free
(no name) 1 42-059-00029Active Oil🔒 Sign in free
(no name) 1 42-059-30765Active Oil🔒 Sign in free
(no name) 1 42-059-02160Active Gas🔒 Sign in free
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