Local

 City of Three Rivers
P.O. Box 398
(361) 786-2528

Live Oak County
P.O. Box 699, George West
(361) 449-2733

Live Oak County Fair Ass'n.
P.O. Box 144
(361) 786-3254

Three Rivers Economic
Development Corp.
P.O. Box 1677
(361) 786-2528

Three Rivers I.S.D.
P.O. Box 640
(361) 786-3636

State/Federal

 Federal Bureau of Prisons
P.O. Box 4000
(361) 786-3576