What does OTG stand for?
OTG stands for "Originating Trunk Group"
How to abbreviate "Originating Trunk Group"?
"Originating Trunk Group" can be abbreviated as OTG
What is the meaning of OTG abbreviation?
The meaning of OTG abbreviation is "Originating Trunk Group"
What does OTG mean?
OTG as abbreviation means "Originating Trunk Group"
