What does LDN stand for?

LDN stands for Listed Directory Numbers

This definition appears rarely

Other Resources: Acronym Finder has 19 verified definitions for LDN

Samples in periodicals archive:

Listed Directory Numbers allow outside callers to access your attendant group; Then you would add 1999 on the listed directory to send the 800 calls to the attendant.

Originally posted by TCox This is kind of my problem as well. I inherited a Definity with the main company number listed as a Listed Directory Number.