Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7ZFA callsign genealogy
Currently held by IDAHO SOCIETY OF RADIO AMATEURS BOISE CH
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 KD7ZFA's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD7ZFA.
- K7BSEactiveIDAHO SOCIETY OF RADIO AMATEURS BOISE CHIDgranted 2023-12-16