Confidence: Medium · Source: FCC ULS · As of 2026-09-11
N4REF callsign genealogy
Currently held by WIRFEL, EMANUEL W
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 N4REF's current licensee, walking backwards.
- FERGUSON, RAYMOND ESCgranted 2006-01-17cancelled 2006-02-07
Successor callsigns
Callsigns held now by people who previously held N4REF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4REF, oldest first.
- WIRFEL, EMANUEL W TX1994-12-07 → cancelled 2003-07-03
- FERGUSON, RAYMOND E NC2026-01-03 active