| Business Name | Address | |
| A C Locksmith | 6655 Dobbin Rd Columbia, MD 21045 |
 |
| Bill'S Lock & Safe Co | Ellicott City, MD 21042 | |
| Catonsville Locksmith | Po Box 6671 Ellicott City, MD 21042 |
|
| Centurion Safe & Lock Inc | Ellicott City, MD 21042 | |
| A C Locksmith | 8777 Town And Country Blvd Ellicott City, MD 21043 |
|