Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5TSX callsign genealogy
Currently held by Singer, Travis A
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K5TSX's current licensee, walking backwards.
- Singer, Travis AARgranted 2015-02-09cancelled 2015-02-27
Successor callsigns
Callsigns held now by people who previously held K5TSX.
No current licensee on record previously held this callsign.