Colorado River Toastmasters Share: Community OrganizationsEducation Colorado River Toastmasters Visit Website P.O. Box 850 Topock, AZ 86436 (928) 201-7220 Facebook Hours: Every Tuesday, 6:45 pm AZ time. About Map About We meet at Chaparral Country Club, 1260 Mohave Dr., Bullhead City, AZ every Tuesday night at 6:45om. We also have a Zoom link. What's Nearby? Distance: 5 10 15 20 25 50 mi.