Local 23 represents over 750 plumber, pipefitter, and HVACR journeymen and apprentices in Winnebago, Stephenson, Boone, Ogle, Jo Daviess, and Carroll counties in Illinois.
Website: www.ualocal23.org
Address: 4525 Boeing Dr.
Rockford, Illinois 61109
Phone: 815-397-0350
