Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD9CF callsign genealogy
Currently held by Nelesen, John R
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 AD9CF's current licensee, walking backwards.
- Nelesen, John RWIgranted 2019-11-13cancelled 2023-05-04
Successor callsigns
Callsigns held now by people who previously held AD9CF.
No current licensee on record previously held this callsign.