| Baker Investigative & Security Service Inc | 601-634-8478 | 1401 Adams St | Vicksburg | MS | 39180 |
| Besse United Security Associates Inc | 601-396-1259 | 3068 Quave Rd | Diberville | MS | 39532 |
| Brinks Inc | 601-864-3072 | 4804 Washington Ave | Gulfport | MS | 39507 |
| Butlers Locksmith Service | 601-352-8416 | 408 S Congress St | Jackson | MS | 39201 |
| Central Alarm System Corp | 601-932-2022 | 509 N Bierdeman Rd | Pearl | MS | 39208 |
| Central Satellite Systems | 601-732-8099 | 108 Kalem Rd | Morton | MS | 39117 |
| Chapman Systems Inc | 601-264-6282 | 301 Humble Ave | Hattiesburg | MS | 39401 |
| Coast Consulting Services | 601-432-1079 | 131 Comfort Pl | Biloxi | MS | 39530 |
| Coast Security Plus | 601-875-3438 | 446 Whispering Pines Dr | Ocean Springs | MS | 39564 |
| Connections Plus | 601-264-5544 | Hwy 98 | Hattiesburg | MS | 39402 |
| Deaton & Clark Distributors | 601-656-4900 | 1233 Rd 505 | Philadelphia | MS | 39350 |
| Delta Audio Visual Security Ofc | 601-736-0209 | 1358 New Hope Church Rd | Columbia | MS | 39429 |
| Fantrey Security | 601-977-0802 | 405 Briarwood Dr | Jackson | MS | 39206 |
| Global Sector Services Inc | 601-982-4585 | 1880 Lakeland Dr | Jackson | MS | 39216 |
| Jtronics | 601-868-3621 | 1512 28th St | Gulfport | MS | 39501 |
| Metrocell Security | 601-957-2200 | 140 Dyess | Jackson | MS | 39211 |
| Mosler Inc-Sales | 601-355-3777 | 931 Highway 80 W | Jackson | MS | 39204 |
| North American Communications Corp | 601-875-3066 | 102 Industrial Park Cir | Ocean Springs | MS | 39564 |
| Port City Securtiy | 601-332-9203 | 612 S 9th St | Greenville | MS | 38703 |
| Reliable Security Services Inc | 601-324-6375 | 102 W Main St | Starkville | MS | 39759 |
| Roberson Eddie | 601-832-9597 | 15312 Dedeaux Rd | Gulfport | MS | 39503 |
| Roys Securities | 601-287-5161 | 505 Rd 306 | Corinth | MS | 38834 |
| Simplex Time Recorder | 601-932-7790 | 2001 Airport Rd N | Pearl | MS | 39208 |
| Sims Security Systems | 601-892-5366 | 20198 Hwy 51 | Gallman | MS | 39059 |
| Southeast Contract Services In | 601-335-5703 | Goyer Shopping Ctr | Greenville | MS | 38701 |
