Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4XRP callsign genealogy
Currently held by Calvo, Vicente
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 K4XRP's current licensee, walking backwards.
- Calvo, VincenteFLgranted 2017-03-13cancelled 2020-04-24
Successor callsigns
Callsigns held now by people who previously held K4XRP.
No current licensee on record previously held this callsign.