Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF3BN callsign genealogy
Currently held by FROMBACH JR, JOHN S
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 KF3BN's current licensee, walking backwards.
- FROMBACH JR, JOHN Scancelled 1998-04-22
Successor callsigns
Callsigns held now by people who previously held KF3BN.
- FROMBACH JR, JOHN SMDgranted 2020-03-13