All the facilities used for ICE detention in Louisiana are private prisons. A useful, constantly updating site on prison locations nationwide is the Freedom For Immigrants Immigration Detention Map. ICE also provides a Detention Facility Locator, and a Detainee Locator.

Centers active in Louisiana, February 2021

Alexandria Staging Facility (Alexandria)
Allen Parish Public Safety Complex (Oberlin)
LaSalle ICE Processing Center (Jena)
Pine Prairie ICE Processing Center (Pine Prairie)
River Correctional Center (Ferriday)
Jackson Parish Correctional Center (Jonesboro)
South Louisiana ICE Processing Center (Basile)
Richwood Correctional Center (Richwood)
Winn Correctional Center (Winnfield)

Mississippi ICE detention facilities

Adams County ICE Detention Facility in Natchez