| Business | Phone |
| A Locksmith 5 N Frederick Ave, Gaithersburg 20877 | (240) 631-8191 |
| Academy Locksmith 18506 Goshen Rd, Gaithersburg 20879 | (301) 963-6654 |
| Alan Dissin Locksmith 19200 Chennault Way # E, Gaithersburg 20879 | (301) 921-4616 |
| Town & Country Locksmith 24029 Sugar Cane Ln, Gaithersburg 20882 | (301) 253-6961 |
| Steve's Lock Svc 23667 Rolling Fork Way, Gaithersburg 20882 | (301) 253-9747 |
| Commercial Locksmith Svc 26 N Summit Ave # 208, Gaithersburg 20877 | (301) 921-9128 |
| Quick Keys Locksmithing 8109 Cambourne Ct, Gaithersburg 20877 | (301) 572-7699 |
| Eagle Lock & Security 118 Water St, Gaithersburg 20877 | (301) 977-1400 |
| H & H Lock & Security 9140 Gaither Rd, Gaithersburg 20877 | (301) 948-1996 |
| Lockout Locksmith 16517 Sioux Ln, Gaithersburg 20878 | (301) 515-4470 |
| Locksmith 24 Hour 227 Muddy Branch Rd, Gaithersburg 20878 | (301) 330-1833 |
| Ontime Security Solution 18310 Montgomery Village Ave #400, Gaithersburg 20886 | (301) 800-0973 |
| Anytime Key Services 522 N Frederick Ave Ste A, Gaithersburg 20877 | (301) 660-3797 |