Flag Creek Ranch at Big Mountain Share: LodgingGuides & Outfitters Flag Creek Ranch at Big Mountain 17764 County Road 252 (West Rifle / Flag Creek Road) Rifle, CO 81650 (970) 756-0655 About Rep Info Map About Private vacation ranch and lodge including family vacations, corporate retreats, family reunions, weddings, weekend get-a-ways! Big Game Outfitting. Whom to Contact Sam Potter Phone: (970) 756-0655 What's Nearby? Distance: 5 10 15 20 25 50 mi.