| Business | Phone |
| Plaquemine Parish Narcotics 505 Hebert Blvd, Belle Chasse 70037 | (504) 394-4957 |
| Plaquemines Parish Crime Prvnt 8344 Highway 23, Belle Chasse 70037 | (504) 391-2004 |
| Plaquemines Parish Sheriff 8344 Highway 23, Belle Chasse 70037 | (504) 391-0462 |
| Sheriff's Office-Detective Bur 8344 Highway 23, Belle Chasse 70037 | (504) 392-1652 |