Byrd unit huntsville texas mailing address

The Byrd Unit is a maximum-security prison located in Huntsville, Texas. The mailing address for the Byrd Unit is:

Byrd Unit 710 FM 2900 Huntsville, TX 77346-1010

Please note that mail sent to inmates at the Byrd Unit should be addressed to the inmate's name and ID number, and should be sent to the above address.