direct distance dialing

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direct distance dialing

n
(Telecommunications) US and Canadian a service by which telephone subscribers can obtain long-distance calls by dialling direct without the aid of an operator. British equivalent: subscriber trunk dialling
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive
Before divestiture, a single telephone bill was presented that incorporated service and equipment, other charges and credits, additional message units, direct distance dialing charges and Wide-Area Telephone Service (WATS)--in some areas, this last item was always presented on a separate bill.
How to Avoid Hidden Telecom Overcharges
Since completion of the project in December 1983, the cost of Direct Distance Dialing has been dramatically reduced.
State Cuts Its Telephone Costs by Switching Away from Centrex
Direct distance dialing or 800 service, on the other hand, are adequate for low-volume users.
How Divestiture Is Changing Focus and Role of Today's Data Manager
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