EXHIBIT 21

RANGE RESOURCES CORPORATION

Subsidiaries of Registrant

	Jurisdiction of	Percentage of Voting Securities
Name	Incorporation	Owned by Immediate Parent
Range Production Company	Delaware		100	%
Range Energy Services Company	Delaware		100	%
Range Holdco, Inc.	Delaware		100	%
Range Energy I, Inc.	Delaware		100	%
Range Gathering & Processing Company	Delaware		100	%
Range Gas Company	Delaware		100	%
RRC Operating Company	Ohio		100	%
Range Energy Finance Corporation	Delaware		100	%
Range Energy Ventures Corporation	Delaware		100	%
Gulfstar Energy, Inc.	Delaware		100	%
Gulfstar Seismic, Inc.	Delaware		100	%
Domain Energy International Corporation (a)	British Virgin Islands		100	%
Energy Assets Operating Company	Delaware		100	%
Range Operating New Mexico, Inc.	Delaware		100	%
PMOG Holdings, Inc.	Delaware		100	%
Pine Mountain Acquisition, Inc.	Delaware		100	%
Pine Mountain Oil & Gas, Inc.	Virginia		100	%
Great Lakes Energy Partners, L.L.C.	Delaware		100	%
Ohio Interstate Gas Transmission Company	Ohio		100	%
Victory Energy Partners, L.L.C.	Texas		100	%
Range Operating Texas, L.L.C.	Delaware		100	%
Stroud Energy GP, L.L.C.	Delaware		100	%
Stroud Energy LP, L.L.C.	Delaware		100	%
WCR/Range GP, L.L.C	Texas		100	%

^(a) Dormant subsidiary with no assets.