What does BTTB stand for?
BTTB stands for "Bangladesh Telephone and Telegraph Bureau"
How to abbreviate "Bangladesh Telephone and Telegraph Bureau"?
"Bangladesh Telephone and Telegraph Bureau" can be abbreviated as BTTB
What is the meaning of BTTB abbreviation?
The meaning of BTTB abbreviation is "Bangladesh Telephone and Telegraph Bureau"
What does BTTB mean?
BTTB as abbreviation means "Bangladesh Telephone and Telegraph Bureau"
