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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 591798Plugged Dry hole—
(no name) 591802Plugged Dry hole—
(no name) 56 591803Plugged Dry hole—
(no name) 39 591805Plugged Dry hole—
(no name) 591808Plugged Dry hole—
(no name) 591811Plugged Dry hole—
(no name) 1 591818Permitted Unknown—
(no name) 42-059-32514Plugged Dry hole—
(no name) 1 592720Plugged Dry hole—
(no name) 1 592722Plugged Dry hole—
(no name) 1 592723Active Oil—
(no name) 2A 592725Plugged Dry hole—
(no name) 1SH 592726Plugged Dry hole—
(no name) 2D 592728Plugged Dry hole—
(no name) 1A 592729Plugged Dry hole—
(no name) 1 592731Plugged Dry hole—
(no name) 1A 592733Plugged Dry hole—
(no name) 3 592734Cancelled / expired Unknown—
(no name) 1B 592736Plugged Dry hole—
(no name) 42-059-31820Plugged Dry hole—
(no name) 1 592739Plugged Dry hole—
(no name) 1 592741Plugged Dry hole—
(no name) 1 592743Plugged Dry hole—
(no name) 3 592760Plugged Dry hole—
(no name) 592762Cancelled / expired Unknown—
(no name) 42-059-33595Plugged Dry hole—
(no name) 587991Plugged Dry hole—
(no name) 42-059-33493Plugged Dry hole—
(no name) 5 588033Active Oil—
(no name) 42-059-32380Plugged Dry hole—
(no name) 42-059-32660Plugged Dry hole—
(no name) A1 591834Plugged Dry hole—
(no name) 1 591837Active Oil—
(no name) 2 591842Active Oil—
(no name) 591845Plugged Dry hole—
(no name) 591850Plugged Dry hole—
(no name) 1 591852Permitted Unknown—
(no name) 1 591853Plugged Dry hole—
(no name) 1 591856Plugged Dry hole—
(no name) 1 591867Plugged Dry hole—
(no name) 2B 591868Active Oil—
(no name) 3 591870Active Oil—
(no name) 1 591880Plugged Dry hole—
(no name) E 591881Active Injection—
(no name) 42-059-33929Plugged Dry hole—
(no name) 2 592774Plugged Dry hole—
(no name) 1 592776Plugged Dry hole—
(no name) 1 592778Plugged Dry hole—
(no name) 2 592779Plugged Dry hole—
(no name) 1 592781Plugged Dry hole—
(no name) 1 592792Plugged Dry hole—
(no name) 6D 592793Plugged Dry hole—
(no name) 1 592795Plugged Dry hole—
(no name) 1 592797Plugged Dry hole—
(no name) 15A 592798Permitted Unknown—
(no name) 1 592800Plugged Dry hole—
(no name) 5D 592801Plugged Dry hole—
(no name) 2 592803Plugged Dry hole—
(no name) 2D 592810Plugged Dry hole—
(no name) 42-059-36890Permitted Unknown—
(no name) 1F 592818Plugged Dry hole—
(no name) 4D 592821Plugged Dry hole—
(no name) 1 597119Plugged Dry hole—
(no name) 42-059-34486Cancelled / expired Unknown—
(no name) 588060Active Oil—
(no name) 588061Plugged Dry hole—
(no name) 42-059-35091Cancelled / expired Unknown—
(no name) 588100Plugged Dry hole—
(no name) B3 591890Active Oil—
(no name) 5 591903Plugged Oil—
(no name) 42-059-32437Plugged Dry hole—
(no name) 42-059-33019Plugged Dry hole—
(no name) B4 591913Plugged Dry hole—
(no name) 3 591916Active Oil—
(no name) 2 591921Plugged Dry hole—
(no name) 1 591937Plugged Dry hole—
(no name) 592869Plugged Dry hole—
(no name) 592870Plugged Dry hole—
(no name) 1 592874Plugged Dry hole—
(no name) 592875Plugged Dry hole—
(no name) 42-059-34114Plugged Dry hole—
(no name) 1 592884Plugged Dry hole—
(no name) 42-059-33444Plugged Dry hole—
(no name) 42-059-32151Plugged Dry hole—
(no name) 42-059-32385Plugged Dry hole—
(no name) 42-059-34241Cancelled / expired Unknown—
(no name) 589408Plugged Dry hole—
(no name) 589412Plugged Dry hole—
(no name) 589420Plugged Dry hole—
(no name) 1 589423Plugged Dry hole—
(no name) 1B 589425Plugged Dry hole—
(no name) 1 589426Permitted Unknown—
(no name) 2 589435Permitted Unknown—
(no name) 42-059-32891Cancelled / expired Unknown—
(no name) 589438Plugged Dry hole—
(no name) 18 591942Plugged Dry hole—
(no name) 22 591950Plugged Dry hole—
(no name) 42-059-36428Permitted Unknown—
(no name) 42-059-34036Cancelled / expired Unknown—
(no name) 2 591960Plugged Oil—

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