What does REN stand for?
REN stands for "Ringing Equivalent Number"
How to abbreviate "Ringing Equivalent Number"?
"Ringing Equivalent Number" can be abbreviated as REN
What is the meaning of REN abbreviation?
The meaning of REN abbreviation is "Ringing Equivalent Number"
What does REN mean?
REN as abbreviation means "Ringing Equivalent Number"
