What does CDOS stand for?
CDOS stands for "Customer Dialed Operator Service"
How to abbreviate "Customer Dialed Operator Service"?
"Customer Dialed Operator Service" can be abbreviated as CDOS
What is the meaning of CDOS abbreviation?
The meaning of CDOS abbreviation is "Customer Dialed Operator Service"
What does CDOS mean?
CDOS as abbreviation means "Customer Dialed Operator Service"
