Top Maximum Speed Limits in the United States 80 mph — Texas (on about 500 miles of Interstate 10 and 20 in southwest corner of the state)75 mph — Arizona, Colorado, Idaho, Montana, Nebraska, Nevada, New Mexico, North Dakota,...
Top Maximum Speed Limits in the United States 80 mph — Texas (on about 500 miles of Interstate 10 and 20 in southwest corner of the state)75 mph — Arizona, Colorado, Idaho, Montana, Nebraska, Nevada, New Mexico, North Dakota,...