Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB5RF callsign genealogy
Currently held by FRERKER, RICHARD J
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 WB5RF's current licensee, walking backwards.
- FRERKER, RICHARD JILgranted 2013-11-08cancelled 2013-11-30
Successor callsigns
Callsigns held now by people who previously held WB5RF.
No current licensee on record previously held this callsign.