EXHIBIT 21

RANGE RESOURCES CORPORATION

Subsidiaries of Registrant

		Percentage of Voting
	Jurisdiction of	Securities Owned by
Name	Incorporation	Immediate Parent
Energy Assets Operating Company	Delaware		100	%
Range Resources — Appalachia LLC	Delaware		100	%
Gulfstar Energy, Inc.	Delaware		100	%
Gulfstar Seismic, Inc.	Delaware		100	%
Mountain Front Partners, LLC	Oklahoma		100	%
Ohio Intrastate Gas Transmission Company	Ohio		100	%
Range Resources — Pine Mountain, Inc.	Virginia		100	%
PMOG Holdings, Inc.	Delaware		100	%
Range Energy Finance Corporation	Delaware		100	%
Range Energy I, Inc.	Delaware		100	%
Range Energy Services Company	Delaware		100	%
Range Gas Company	Delaware		100	%
Range Gathering & Processing Company	Delaware		100	%
Range Holdco, Inc.	Delaware		100	%
Range Operating New Mexico, Inc.	Delaware		100	%
Range Operating Texas, L.L.C.	Delaware		100	%
Range Production Company	Delaware		100	%
Pine Mountain Acquisition, Inc.	Delaware		100	%
Range Resources Pine Mountain, Inc.	Virginia		100	%
Range Texas Production, L.L.C.	Delaware		100	%
REVC Holdco, LLC	Delaware		100	%
RRC Operating Company	Ohio		100	%
Stroud Energy GP, L.L.C.	Delaware		100	%
Stroud Energy LP, L.L.C.	Delaware		100	%
Victory Energy Partners, L.L.C.	Texas		100	%
WCR/Range GP, L.L.C.	Texas		100	%