What does DLSO stand for?
DLSO stands for "Dial Line Service Observing"
How to abbreviate "Dial Line Service Observing"?
"Dial Line Service Observing" can be abbreviated as DLSO
What is the meaning of DLSO abbreviation?
The meaning of DLSO abbreviation is "Dial Line Service Observing"
What does DLSO mean?
DLSO as abbreviation means "Dial Line Service Observing"
