What does ITSP stand for?

ITSP stands for "Internet Telephone Service Provider"

How to abbreviate "Internet Telephone Service Provider"?

"Internet Telephone Service Provider" can be abbreviated as ITSP

What is the meaning of ITSP abbreviation?

The meaning of ITSP abbreviation is "Internet Telephone Service Provider"

What does ITSP mean?

ITSP as abbreviation means "Internet Telephone Service Provider"