Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NXN callsign genealogy
Currently held by Boettcher, James F
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 K4NXN's current licensee, walking backwards.
- Boettcher, James FGAgranted 2024-03-05cancelled 2024-03-23
Successor callsigns
Callsigns held now by people who previously held K4NXN.
No current licensee on record previously held this callsign.