Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4OVN callsign genealogy
Currently held by NAVARRO BULTRON, FRANK R
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 KP4OVN's current licensee, walking backwards.
- NAVARRO BULTRON, FRANK RPRgranted 2023-11-04cancelled 2026-01-10
Successor callsigns
Callsigns held now by people who previously held KP4OVN.
No current licensee on record previously held this callsign.