| Business Name | Address | |
| Locksmith | 500 S 1st St Sherman, IL 62684 |
 |
| Starfleet Lock & Safe | Po Box 3324 Springfield, IL 62708 |
|
| Lock Doctor | 1516 S Grand Ave E Springfield, IL 62703 |
|
| A-1 Lock Inc | 101 N 4th St Springfield, IL 62701 |
|
| Lincoln Land Lock & Key | Springfield, IL 62704 | |