Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4RHR callsign genealogy
Currently held by ROSENFELD, RICHARD H
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 WB4RHR's current licensee, walking backwards.
- ROSENFELD, RICHARD HTXgranted 2016-06-30cancelled 2016-07-19
Successor callsigns
Callsigns held now by people who previously held WB4RHR.
No current licensee on record previously held this callsign.