| Business | Phone |
| Jefferson Davis County Agent 1006 S Lake Arthur Ave, Jennings 70546 | (337) 824-1773 |
| Jefferson Davis Fairgrounds 300 State St, Jennings 70546 | (337) 824-7377 |
| Jefferson Davis Landfill Mktng 100 Rue Acadian, Jennings 70546 | (337) 821-5534 |
| Jefferson Davis Landfill Mktng 311 State St, Jennings 70546 | (337) 821-5534 |
| Jefferson Davis Maintenance 1628 Thibodeaux Rd, Jennings 70546 | (337) 824-6360 |
| Jefferson Davis Pams 314 Shankland Ave, Jennings 70546 | (337) 824-1824 |
| Jefferson Davis Parish 911 Ctr 321 E Plaquemine St, Jennings 70546 | (337) 821-2115 |
| Jefferson Davis Prsh Section 8 304 State St, Jennings 70546 | (337) 824-7353 |
| Jefferson Davis Recording Dept 300 State St, Jennings 70546 | (337) 824-1160 |
| Jefferson Davis Registrar 300 State St 107, Jennings 70546 | (337) 824-0834 |
| Jefferson Davis Bldg Permit 304 State St, Jennings 70546 | (337) 824-6290 |
| Registrar Voters Employees 300 State St 108, Jennings 70546 | (337) 824-7336 |