Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB1JGK callsign genealogy
Currently held by Callaghan, John P
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 KB1JGK'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 KB1JGK.
- Callaghan, John PCTgranted 2004-07-27cancelled 2016-07-28