The best in telecommunications training and certification – since 1992

Resource page for telecom, telecommunications, datacom, IP, IPv6, network, VoIP, training, service providers, equipment manufacturers, online courses and certification

Click on the links or scroll down to find useful links and information on telecommunications training, telecom carriers, regulators, equipment manufacturers in the US, Canada and worldwide, as well as training courses and certifications on telecom, datacom, networking, Voice over IP (VoIP), wireless, IP, IPv6 and more.

Telecommunications Carriers - Canada

  • Bell Canada The biggest, providing all types of telecom services nationwide through Bell (Ontario and Quebec), Aliant (Maritime provinces), Bell West (western provinces), sympatico ISP service, Bell Mobility cellular and other subsidiaries.
  • Telus provides wireline service in Alberta, British Columbia and parts of Quebec plus wireless service nationwide.
  • MTS-Allstream, formerly AT&T Canada Corp., and prior to that, Unitel, and before that, CNCP Telecommunications.
  • BCE Inc., formerly Bell Canada Enterprises Inc. A holding company that owns Bell Canada and other telecommunications companies.
  • Entourage, an installation company in Canada, formerly Bell Canada employees.
  • Globalstar Canada, the Canadian arm of the of the Globalstar low-earth-orbit satellite telephony system.
  • London Telecom Network best known for flat-rate voice service, but also offers business and residential packages, Internet access and travel cards.
  • MTS, the telephone company serving Manitoba, sometimes known as MTS-Allstream following the Allstream acquisition.
  • NorthernTel, a telephone company in Ontario.
  • Northwestel, a telephone company serving the Yukon, the Northwest Territories, Nunavut and northern British Columbia
  • 151 Front St. West in Toronto, a carrier hotel in the building that was once the headquarters for CN Telecommunications.
  • Ontario Telecommunications Association, formerly Ontario Telephone Association, the association of Ontario's independent telephone companies.
  • Peer 1 Network Inc. ISP offers high performance bandwidth and server co-location facilities.
  • Telus Québec, formerly Québec-Téléphone, Quebec's second-largest telephone company.
  • Rogers Communications Inc. runs cable TV systems, owns Rogers AT&T Wireless (formerly Cantel), and publishes Maclean's magazine and other periodicals.
  • SaskTel, Saskatchewan's telephone company.
  • Télébec, another telephone company in Quebec.
  • Teleglobe was Canada's overseas telecommunications carrier. Acquired by tata communications.
  • Telesat Canada, Canada's domestic satellite carrier
  • Yak Communications, a dial-around long distance reseller (10-15-945 from Montreal and Toronto)

Selected Telecommunications Carriers - U.S.A

Telecommunications carriers and government agencies - other countries

Telecommunications and VoIP Training

Telecommunications Certification

Selected Manufacturers and Organizations

Telecom Hardware, Software and Service Development

Telecommunications: Canadian government agencies

Directories and "Yellow" Pages - Canada

Telecommunications: U.S. government agencies

U.S. directory services

  •, the directory service of Bell Atlantic, has been merged into
  •, a directory service from SBC Communications Inc.
  •, formerly Qwest Dex, from the company that publishes white and yellow pages directories under contract with Qwest.
  •, a directory service from BellSouth.
  •, a directory service from Verizon (formerly GTE).

Directory services - other countries