What does PSTN stand for?

PSTN stands for "Public Swiched Telephone Network"

How to abbreviate "Public Swiched Telephone Network"?

"Public Swiched Telephone Network" can be abbreviated as PSTN

What is the meaning of PSTN abbreviation?

The meaning of PSTN abbreviation is "Public Swiched Telephone Network"

What does PSTN mean?

PSTN as abbreviation means "Public Swiched Telephone Network"