What does ISD stand for?
ISD stands for "International Subscriber Dialing"
How to abbreviate "International Subscriber Dialing"?
"International Subscriber Dialing" can be abbreviated as ISD
What is the meaning of ISD abbreviation?
The meaning of ISD abbreviation is "International Subscriber Dialing"
What does ISD mean?
ISD as abbreviation means "International Subscriber Dialing"
