What does TDD stand for?
TDD stands for "Touchtone Device for the Deaf"
How to abbreviate "Touchtone Device for the Deaf"?
"Touchtone Device for the Deaf" can be abbreviated as TDD
What is the meaning of TDD abbreviation?
The meaning of TDD abbreviation is "Touchtone Device for the Deaf"
What does TDD mean?
TDD as abbreviation means "Touchtone Device for the Deaf"