What does ITSC stand for?
ITSC stands for "International Telephone Switching Center"
How to abbreviate "International Telephone Switching Center"?
"International Telephone Switching Center" can be abbreviated as ITSC
What is the meaning of ITSC abbreviation?
The meaning of ITSC abbreviation is "International Telephone Switching Center"
What does ITSC mean?
ITSC as abbreviation means "International Telephone Switching Center"