| Business | Phone |
| A & T Security 841 Rimview Ln E, Twin Falls 83301 | (208) 734-7233 |
| A-1 Fire Svc Of Idaho 2601 Poleline Rd E, Twin Falls 83301 | (208) 725-4077 |
| Safeguard Fire & Security Inc 160 Main Ave N, Twin Falls 83301 | (208) 735-7502 |
| Idaho Alarm Twin Falls 83301 | (208) 539-4901 |