Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN0ZBM callsign genealogy
Currently held by Seyffert, Bryan
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 KN0ZBM's current licensee, walking backwards.
- Seyffert, BryanTXgranted 2024-11-21cancelled 2024-12-24
Successor callsigns
Callsigns held now by people who previously held KN0ZBM.
No current licensee on record previously held this callsign.