Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1PBM callsign genealogy
Currently held by Marzinotto, Robert J
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 KB1PBM's current licensee, walking backwards.
- Marzinotto, Robert JCTgranted 2000-02-25cancelled 2007-05-23
Successor callsigns
Callsigns held now by people who previously held KB1PBM.
- Marzinotto, Robert JCTgranted 2020-07-27