| Business | Phone |
| Maryon's Locksmiths 14800 Main St, Upper Marlboro 20772 | (301) 856-3921 |
| Rawlings Lock Co 10450 Crain Hwy, Upper Marlboro 20772 | (301) 372-1717 |
| Rick's Locksmith & Security 10909 Henry Darnall Ct, Upper Marlboro 20772 | (301) 780-6619 |
| All-Star Locksmiths Upper Marlboro 20772 | (301) 627-1415 |