Dery Telecom Customer Service Phone Numbers Customer service: 1.866.544.3358 Dery Telecom Prime Support Number: 1.866.544.3358 Toll Free Dery Telecom : 1.866.544.3358   Dery Telecom Headquarters Info, Email, Phone number, Website and live chat Information   DERYtelecom is a cable television distributor Internet service provider and Phone in Canada based in Saguenay, Quebec.   If you searching for Dery