What does TSDP stand for?
TSDP stands for "Tandem Switching Dialing Plan"
How to abbreviate "Tandem Switching Dialing Plan"?
"Tandem Switching Dialing Plan" can be abbreviated as TSDP
What is the meaning of TSDP abbreviation?
The meaning of TSDP abbreviation is "Tandem Switching Dialing Plan"
What does TSDP mean?
TSDP as abbreviation means "Tandem Switching Dialing Plan"
