random digit dialing

random digit dialing definition - business

random digit dialing

Dialing telephone numbers according to computer-generated random sets of seven-digit numbers. Random digit dialing has the advantage of including unlisted numbers and is used for telephone survey samples.

The American Heritage® Dictionary of Business Terms Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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