Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4RUE callsign genealogy
Currently held by Mapp II, Barry P
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 K4RUE's current licensee, walking backwards.
- Mapp II, Barry PVAgranted 2006-10-19cancelled 2007-07-24
Successor callsigns
Callsigns held now by people who previously held K4RUE.
No current licensee on record previously held this callsign.