Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4PVM callsign genealogy
Currently held by Barnhorst Jr, Don
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 K4PVM's current licensee, walking backwards.
- Barnhorst Jr, DonFLgranted 2012-04-23cancelled 2012-05-11
Successor callsigns
Callsigns held now by people who previously held K4PVM.
No current licensee on record previously held this callsign.