Our statewide coverage reaches all regions of the state of Arizona. Click on the cities below for dozens of QuickStart Ignition Interlock Service Center locations across the state or visit our locations page to search a Service Center near you. Visit our full list of service centers Download all locations QuickStart mobile installation Chandler Duncan Flagstaff Lake Havasu Mesa Nogales North Phoenix Payson Parker Peoria Phoenix Prescott Safford Scottsdale 1 Scottsdale 2 Show Low Sierra Vista Southwest Phoenix Springerville Tempe 1 Tempe 2 Tucson Tucson West Yuma