What does PDBS stand for?
PDBS stands for "Precedence Dialing Behind the Switch"
How to abbreviate "Precedence Dialing Behind the Switch"?
"Precedence Dialing Behind the Switch" can be abbreviated as PDBS
What is the meaning of PDBS abbreviation?
The meaning of PDBS abbreviation is "Precedence Dialing Behind the Switch"
What does PDBS mean?
PDBS as abbreviation means "Precedence Dialing Behind the Switch"
