OurAirports has records for 4 different navaids with the identifier "TPL". Please select the one you'd like to view.
Panama
356 KHz (TPL - .--. .-..)
- .--. .-..
Serbia
348 KHz (TPL - .--. .-..)
116.80 MHz (TPL - .--. .-..)
United States
110.40 MHz (TPL - .--. .-..)