Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4XRF callsign genealogy
Currently held by LUPO III, MARSHALL
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 W4XRF's current licensee, walking backwards.
- LUPO III, MARSHALLVAgranted 2014-04-21cancelled 2014-05-09
Successor callsigns
Callsigns held now by people who previously held W4XRF.
No current licensee on record previously held this callsign.