| Business | Phone |
| Adt Security Svc 720 Gracern Rd, Columbia 29210 | (803) 216-6800 |
| Advanced Security Systems Inc 7011 Devon Rd, Columbia 29209 | (803) 776-4285 |
| Alert Security Svc 115 Atrium Way # 123, Columbia 29223 | (803) 736-2745 |
| Allstate Security Systems Inc 101 Springlawn Rd, Columbia 29223 | (803) 731-6633 |
| Alltech Security & Fire Po Box 23458, Columbia 29224 | (803) 736-8895 |
| Best Price Security Systems Columbia 29206 | (803) 920-9732 |
| Legends Security & Sound 2500 Decker Blvd, Columbia 29206 | (803) 788-1299 |
| Monitoring & Mntnc Alarms 6423 Monticello Rd, Columbia 29203 | (803) 691-1269 |
| Nationwide Security Systems 1119 Woodlawn Ave, Columbia 29209 | (803) 776-8888 |
| Palmetto Alarm 6904 Main St # 109, Columbia 29203 | (803) 462-1983 |
| Security Solutions 16 Berryhill Rd # 122, Columbia 29210 | (803) 233-0687 |
| Security Specialists Co 1807 Bush River Rd # G, Columbia 29210 | (803) 731-7991 |
| Statewide Security Systems 6332 Gill Creek Rd, Columbia 29206 | (803) 782-7777 |
| Sure Watch Security-Columbia 1510 Gregg St, Columbia 29201 | (803) 771-6901 |
| U S Home Security 7356 Garners Ferry Rd # 210, Columbia 29209 | (803) 783-5191 |