Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1GZL callsign genealogy
Currently held by Springfield Telescope Makers Amateur Radio Club
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 KB1GZL'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 KB1GZL.
- W1STMactiveSpringfield Telescope Makers Amateur Radio ClubVTgranted 2022-07-19