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American Stock Transfer and Trust Company, LLCShareholder Services6201 15th AvenueBrooklyn, NY 11219(877) OXY-8166 or (877) 699-8166www.amstock.com
Oxy USA, Inc.Attn: Land AdministrationP.O. Box 27570Houston, TX 77227-7757(713) 215-7231 www.oxyroyalty.com