What does RTNR stand for?
RTNR stands for "Ringing Tone No Reply"
How to abbreviate "Ringing Tone No Reply"?
"Ringing Tone No Reply" can be abbreviated as RTNR
What is the meaning of RTNR abbreviation?
The meaning of RTNR abbreviation is "Ringing Tone No Reply"
What does RTNR mean?
RTNR as abbreviation means "Ringing Tone No Reply"
