| Business | Phone |
| Caldwell Parish Alternative 149 Wendell Dr, Columbia 71418 | (318) 649-2204 |
| Caldwell Parish High School 163 Spartan Dr, Columbia 71418 | (318) 649-2750 |
| Caldwell Parish Jr High School 114 Trojan Dr, Columbia 71418 | (318) 649-2340 |
| Caldwell Parish School Board 219 Main St, Columbia 71418 | (318) 649-2689 |
| Central Elementary School 694 Highway 849, Columbia 71418 | (318) 649-2569 |
| Columbia Elementary School 205 Church St, Columbia 71418 | (318) 649-2654 |
| Pine Grove Christian Academy 1422 Highway 506 E, Columbia 71418 | (318) 649-8924 |