Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ7UBB callsign genealogy
Currently held by Vambery, Nyir
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 KJ7UBB's current licensee, walking backwards.
- Vambery, NyirORgranted 2020-08-26cancelled 2021-02-02
Successor callsigns
Callsigns held now by people who previously held KJ7UBB.
- Vambery, NyirWAgranted 2021-11-30