Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1PHX callsign genealogy
Currently held by Phenix, Todd 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 K1PHX's current licensee, walking backwards.
- Phenix, Todd AMAgranted 2020-08-10cancelled 2020-08-28
Successor callsigns
Callsigns held now by people who previously held K1PHX.
- Phenix, Todd AMAgranted 2021-10-30