| Business | Phone |
| Buildings & Grounds 325 Loyola Ave 107, New Orleans 70112 | (504) 568-5440 |
| Civil Service Dept 325 Loyola Ave # 411, New Orleans 70112 | (504) 568-5812 |
| Elections & Registration Dept 8870 Chef Menteur Hwy, New Orleans 70127 | (504) 942-8313 |
| Notarial Archives 421 Loyola Ave, New Orleans 70112 | (504) 568-8577 |
| Notarial Archives Research Ctr 1340 Poydras St, New Orleans 70112 | (504) 680-9604 |