Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0KBX callsign genealogy
Currently held by BAKER, MARILYN K
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 N0KBX's current licensee, walking backwards.
- Bullock, ThomasCOgranted 2020-01-21cancelled 2020-02-22
Successor callsigns
Callsigns held now by people who previously held N0KBX.
- BULLOCK, THOMAS OCOgranted 2021-03-09
All historical holders
Every license row we've seen with the callsign N0KBX, oldest first.
- BAKER, MARILYN K MO1989-01-24 → cancelled 2001-01-25
- BULLOCK, THOMAS CO2020-02-22 → cancelled 2021-03-09