| Business | Phone |
| A Plus Locksmith Los Altos 94022 | (650) 947-0809 |
| A-A Lock & Alarm Inc 1251 El Camino Real, Los Altos 94022 | (650) 941-9621 |
| Tri-City Lock Co 131 Plaza N, Los Altos 94022 | (408) 733-6335 |
| Allways Security 171 Main Street, Los Altos 94022 | (650) 644-4120 |