| Business | Phone |
| Jefferson Davis Civil Court 300 State St, Jennings 70546 | (337) 824-8340 |
| Jefferson Davis Parish Sheriff 321 E Plaquemine St, Jennings 70546 | (337) 584-3850 |
| Jefferson Davis Police Jury 304 State St, Jennings 70546 | (337) 824-4792 |
| Jefferson Davis Criminal Invst 506 Roberts Ave, Jennings 70546 | (337) 821-2109 |
| Jefferson David Parish 321 E Plaquemine St, Jennings 70546 | (337) 821-2116 |
| Sheriff Office Corrections Div 321 E Plaquemine St, Jennings 70546 | (337) 821-2104 |
| Sheriff Office Criminal Div 506 Roberts Ave, Jennings 70546 | (337) 821-2107 |
| Sheriff Office Narcotics Div 506 Roberts Ave, Jennings 70546 | (337) 821-2106 |