Welcome To JD Telcom! Serving Most of Southern California Your Local Authorized Avaya Dealer Sales Service Installation Voice & Data Cabling On-site user training Expert Installation Field tested equipment Featured Brands We specialize in Avaya IP Office, Nortel, Partner, and Merlin Magix phone systems Our Services We have over 38 years experience using trained technicians and state of the art technology We service all maintenance contracts on most major brands We also offer: Used/Refurbished Equipment Loaner Equipment/Back-Up Systems Radio-Dispatched Trucks Convenient Payment Options