What does CLIS stand for?
CLIS stands for "Calling Line Identification Signal"
How to abbreviate "Calling Line Identification Signal"?
"Calling Line Identification Signal" can be abbreviated as CLIS
What is the meaning of CLIS abbreviation?
The meaning of CLIS abbreviation is "Calling Line Identification Signal"
What does CLIS mean?
CLIS as abbreviation means "Calling Line Identification Signal"
