| Business | Phone |
| White Land & Mineral 526 N Market St, Mount Carmel 62863 | (618) 262-5102 |
| Spartan Petroleum Co 328 N Market St, Mount Carmel 62863 | (618) 262-4197 |
| Southern Triangle Oil Co 600 Chestnut St, Mount Carmel 62863 | (618) 262-4131 |
| Southern Triangle Oil Co Rr 3, Mount Carmel 62863 | (618) 263-3665 |
| Dee Drilling Co 1431 W 7th St, Mount Carmel 62863 | (618) 262-7871 |
| Dee Drilling Co 431 N Market St, Mount Carmel 62863 | (618) 262-4136 |
| Geo-Petroleum Inc 119 Bona Terra Dr, Mount Carmel 62863 | (618) 263-3363 |
| Harrell Oil Co 9561 Highway 15, Mount Carmel 62863 | (618) 263-3900 |
| Hocking Oil Co 123 W 4th St, Mount Carmel 62863 | (618) 263-3258 |
| Jackson Oil Co 803 W 9th St, Mount Carmel 62863 | (618) 263-6521 |
| Lawrence Oil Co 801 W 9th St 208, Mount Carmel 62863 | (618) 262-4138 |