| Business Name | Address | |
| Blue Hen Lock & Key | Milford, DE 19963 |  |
| Delaware Lock & Safe | 423 S Walnut St Milford, DE 19963 |
|
| East Coast Lock & Sec | 61390 Old Cheney Rd Milford, DE 19963 |
|
| Security Key Inc | Milford, DE 19963 | |
| East Coast Lock & Security | 324 Old Shawnee Rd Milford, DE 19963 |
|