T. J. Cope
TPI Corp.
Talk-A-Phone
TEC International
Telco Systems
Telcor
Telebyte Technology
Telematrix
Telenetics
Telect
Telltabs
TelStrat
Teltrend
Tempo
The Siemon Company
The Telehorn Company
Thomas & Betts
TII Network Technologies
Times Fiber
TMC
Tone Commander
Tork
Toshiba
ToteVision
Transition Networks
Tripp Lite
Tyco Electronics - Telecom Outside Plant Division
Tyco Electronics Power Systems
Tyco Electronics/AMP Netconnect