| Business | Phone |
| 2020 Exterminating Inc 5247 Highway N, St Charles 63304 | (636) 928-4500 |
| Aamco Ranger 4106 S Old Hwy 94, St Charles 63304 | (636) 928-1971 |
| Bay's Termite & Pest Control St Charles 63301 | (636) 947-6977 |
| Blue Chip Exterminating St Charles 63301 | (636) 947-4200 |
| Bockerstette Termite & Pest 1827 Willow Oak Dr, St Charles 63303 | (636) 940-9087 |
| Bremer Termite & Pest Control St Charles 63301 | (636) 916-0863 |
| Brite Pest Control 3109 Sun Lake Dr, St Charles 63301 | (636) 946-7878 |
| Brown Pest Control St Charles 63304 | (636) 928-4500 |
| Bruce Terminix Co 822 Clark St, St Charles 63301 | (636) 947-1452 |
| Brue Terminix Svc Co 822 Clark St, St Charles 63301 | (636) 281-4020 |
| Care Free Termite & Pest Cntrl 5941 Lafayette Dr, St Charles 63304 | (636) 498-8669 |
| West County Pest Control 408 Waterway Dr, St Charles 63304 | (636) 300-4449 |
| United Spraying Svc St Charles 63304 | (636) 441-8974 |
| Salvo's Pest & Termite Control 1757 S Old Highway 94, St Charles 63303 | (636) 946-4884 |
| Pest Police Inc St Charles 63304 | (636) 936-2844 |
| Orkin Inc St Charles 63301 | (636) 724-4070 |
| Midwest Pest Control St Charles 63301 | (636) 723-0020 |
| Mc Cann Pest & Termite Control 1219 N 2nd St, St Charles 63301 | (636) 946-3232 |
| Mc Carthy Pest & Termite Cntrl 954 Sycamore Dr, St Charles 63304 | (636) 441-1300 |
| Gateway Global Pest Control St Charles 63301 | (636) 947-6432 |
| Earth Smart Pest Control 2350 So Highway 94, St Charles 63303 | (636) 928-7378 |
| Critter Control Of St Louis St Charles 63301 | (636) 947-9448 |