What does DTT stand for?
DTT stands for "Digital Trunks line and Trunk"
How to abbreviate "Digital Trunks line and Trunk"?
"Digital Trunks line and Trunk" can be abbreviated as DTT
What is the meaning of DTT abbreviation?
The meaning of DTT abbreviation is "Digital Trunks line and Trunk"
What does DTT mean?
DTT as abbreviation means "Digital Trunks line and Trunk"
