Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9RFX callsign genealogy
Currently held by Hartung, George B
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 W9RFX's current licensee, walking backwards.
- Hartung, George BMNgranted 2013-02-07cancelled 2013-03-26
Successor callsigns
Callsigns held now by people who previously held W9RFX.
No current licensee on record previously held this callsign.