| Business | Phone |
| Dow Louisiana Fed Credit Union 21925 Highway 1, Plaquemine 70764 | (225) 685-0114 |
| G P La Federal Credit Union 26100 Highway 405, Plaquemine 70764 | (225) 687-9543 |
| Iberville Federal Credit Union 57920 Fort St, Plaquemine 70764 | (225) 687-4836 |