Operator Toll Dialing was a telephone call routing and toll-switching system for the Bell System and the independent telephone companies in the United ...
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The General Toll Switching Plan was a system manually operated by long-distance telephone operators. It was the forerunner of an automated system called ...
In telecommunications, a long-distance call (U.S.) or trunk call is a telephone call made to a location outside a defined local calling area.
A toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls. For the calling party, a call to a toll-free ...
Trunk and toll calling were two alternative methods of charging customers for long-distance calls in the United Kingdom in the first half of the 20th ...
... toll operators to dial calls directly to the destination. This system was known as Operator Toll Dialing. Operator Toll Dialing required a nationwide ...
Subscriber trunk dialling (STD), also known as subscriber toll dialing, is a telephone numbering plan feature and telecommunications technology in the ...
Toll-free telephone numbers in the North American Numbering Plan have the area code prefix 800, 833, 844, 855, 866, 877, and 888.
Source URL: https://en.wikipedia.org/wiki/Long-distance_calling. Any operator assistance or toll call billing for these unattended stations was handled ...
TOLL CALL definition: a phone call that is long-distance and so costs more than usual: . Learn more.