| Business | Phone |
| Assessor's Office 2393 Highway 18, Edgard 70049 | (985) 497-8788 |
| County Agent 151 E 3rd St, Edgard 70049 | (985) 497-3261 |
| County Agent Highway 18, Edgard 70049 | (985) 497-3261 |
| Honorable Madeline Jasmine 2393 Highway 18 100, Edgard 70049 | (985) 497-3315 |
| Honorable Thomas F Daley 2393 Highway 18, Edgard 70049 | (985) 497-5572 |
| St John Council Office 2393 Highway 18, Edgard 70049 | (985) 536-3985 |
| St John County Law Clerk 2393 Highway 18, Edgard 70049 | (985) 497-3855 |
| St John Registrar Of Voters 2393 Highway 18, Edgard 70049 | (985) 497-3425 |