Confidence: Medium · Source: FCC ULS · As of 2026-09-15
WN9HJW callsign genealogy
Currently held by Holtz, Ronald L
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 WN9HJW's current licensee, walking backwards.
- Holtz, Ronald LNCgranted 2023-06-01
Successor callsigns
Callsigns held now by people who previously held WN9HJW.
- Holtz, Ronald LNCgranted 2023-06-01