Alberta Termination Test Line Guide, Meaning , Facts, Information and Description
Alberta Termination Test Lines are a rare type of test line that was used during the Telus area code split in Alberta (403 to 780 for North, 403 for South). The numbers will terminate at a recording, allowing one to leave a message, and were used to test call routing in the new area code and to keep line technicians in communication.A large amount of these existed at one time in the 780 area code, but now many have been removed. They were toll-free from all areas during a period of 1999.
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