Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1POP callsign genealogy
Currently held by balthazar, arthur d
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 KC1POP's current licensee, walking backwards.
- Balthazar, Arthur DMAgranted 2021-04-09cancelled 2021-05-25
Successor callsigns
Callsigns held now by people who previously held KC1POP.
No current licensee on record previously held this callsign.