| Name | Phone | Address | City | Zip |
| Assessor Eastbank | 504-736-6370 | 1221 Elmwood Park, Suite 901 | Harahan | 70123 |
| Assessor Westbank | 504-362-4100 | 200 Derbigny St, Suite 1100 | Gretna, LA | 70053 |
| AT&T Telephone | 888-757-6500 | | | |
| Atmos Energy (Gas) | 888-286-6700 | | | |
| Clerk of Court - Eastbank | 504-736-6390 | 1221 Elmwood Boulevard, Suite 603 | Jefferson | 70123 |
| Clerk of Court - Westbank | 504-364-2900 | 200 Derbigny Street | Gretna | 70053 |
| Cox Communications (Cable TV) | 504-304-7645 | 2121 Airline Drive | Metairie | 70001 |
| Dept. of Water Eastbank | 504-838-4363 | 1221 Elmwood Park | Jefferson | 70123 |
| Dept. of Water Westbank | 504-349-5081 | 4500 Westbank Expressway | Marrero | 70072 |
| Entergy Gretna | 504-367-0080 | 200 Westbank Expressway | Gretna | 70053 |
| Entergy Westwego | 504-436-5910 | 1617 River Road | Westwego | 70094 |
| J.P. 1st Parish Court | 504-736-8900 | 924 David Drive | Metairie | 70003 |
| J.P. 2nd Parish Court | 504-364-2929 | 100 Huey P. Long Avenue | Gretna | 70053 |
| Jefferson Parish School Board | 504-349-7600 | 4600 River Rd | Marrero, LA | 70072 |
| Property Tax Department Westbank | 504-361-4100 | 200 Derbigny Street | Gretna | 70053 |
| Registrar of Voters Eastbank | 504-736-6191 | 1221 Elmwood Park Blvd | Jefferson, LA | 70123 |
| Registrar of Voters Westbank | 504-349-5690 | 5001 Westbank Expressway | Marrero, LA | 70072 |
| Sanitation Department | 504-731-4612 | | | |
| Sewerage Department Eastbank | 504-736-6675 | 4901 Jefferson Hwy | Jefferson | 70121 |
| Sewerage Department Westbank | 504-437-4811 | 1440 River Ridge Rd | Bridge City | 70094 |