Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9PTF callsign genealogy
Currently held by Frey, Paul T
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 K9PTF's current licensee, walking backwards.
- Frey, Paul TALgranted 2015-04-28cancelled 2015-10-02
Successor callsigns
Callsigns held now by people who previously held K9PTF.
No current licensee on record previously held this callsign.