| 1 | | 439 E Fort St | Detroit |  US | | Keys & Locksmiths, Interlock Systems | (248) 677-1529 | N/A | N/A |
| 2 | | N/A | Frederick | US | | Keys & Locksmiths, Interlock Systems | (305) 434-6676 | N/A | N/A |
| 3 | | 1834 Main St Ste 23 | Longmont | US | | Auto Repair, Interlock Systems, Car Window Tinting | (303) 827-3930 | N/A | N/A |
| 4 | | 600 S Market St | Waterloo | US | | Auto Repair, Tires, Interlock Systems | (618) 939-7316 | N/A | N/A |
| 5 | | 2507 W Orangethorpe Ave Ste 109 | Fullerton | US | | Interlock Systems | (714) 913-8336 | N/A | N/A |
| 6 | | 712 S California Ave | Parker | US | | Registration Services, Interlock Systems | (928) 669-8318 | N/A | N/A |
| 7 | | 3880 E Anaheim St | Long Beach | US | | Interlock Systems | (323) 553-2276 | N/A | N/A |
| 8 | | 2960 Saturn St Unit H | Brea | US | | Interlock Systems | (844) 229-9122 | N/A | N/A |
| 9 | | 714 Frederick St | Cumberland | US | | Interlock Systems | (240) 578-0382 | N/A | N/A |
| 10 | | 301 Henderson Ave | Cumberland | US | | Interlock Systems | (240) 362-7197 | N/A | N/A |
| 11 | | 296 Monroe St Ste A | Harrisonburg | US | | Interlock Systems | (540) 931-2606 | N/A | N/A |
| 12 | | 828 N Broadway | Salina | US | | Auto Repair, Tires, Interlock Systems | (785) 404-6585 | greg scott | Owner |
| 13 | | 12755 Brookhurst St Ste 202 | Garden Grove | US | | Registration Services, Interlock Systems | (714) 804-0400 | N/A | N/A |
| 14 | | 2222 E 74th Ave Unit 5 | Denver | US | | Car Stereo Installation, Electronics, Interlock Systems | (720) 256-5027 | N/A | N/A |
| 15 | | 401 S Park Ave Ste C | Montebello | US | | Interlock Systems | (323) 553-2276 | N/A | N/A |
| 16 | | 310 S Vincent Ave | West Covina | US | | Interlock Systems | (626) 587-3411 | darrell peterson | president and chief financial officer |
| 17 | | 14953 Leffingwell Rd | Whittier | US | | Interlock Systems | (562) 457-6812 | darrell peterson | president and chief financial officer |
| 18 | | 1349 Truman St | San Fernando | US | | Interlock Systems | (818) 740-5766 | darrell peterson | president and chief financial officer |
| 19 | | 26081 Bouquet Canyon Rd | Santa Clarita | US | | Interlock Systems | (661) 403-4512 | darrell peterson | president and chief financial officer |
| 20 | | 3627 Beverly Blvd | Los Angeles | US | | Interlock Systems | (323) 457-2394 | darrell peterson | president and chief financial officer |
