Oasis Petroleum Inc.1001 Fannin Street, Suite 1500Houston, Texas77002
Main: (281) 404-9500Owner Relations (Toll Free): (855) 209-8370Investor Relations: (281) 404-9600
Oasis Petroleum6205 16th Avenue WWilliston, North Dakota58801
Main: (701) 577-1600
Oasis Petroleum8004 West Highway 80Midland, Texas79706
Main: (713) 770-6568
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