What does CTAO stand for?
CTAO stands for "Call Transfer Attendant Only"
How to abbreviate "Call Transfer Attendant Only"?
"Call Transfer Attendant Only" can be abbreviated as CTAO
What is the meaning of CTAO abbreviation?
The meaning of CTAO abbreviation is "Call Transfer Attendant Only"
What does CTAO mean?
CTAO as abbreviation means "Call Transfer Attendant Only"
