Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4XTF callsign genealogy
Currently held by CIAVARELLI, VITO A
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 K4XTF's current licensee, walking backwards.
- CIAVARELLI, VITO AGAgranted 2016-02-08cancelled 2023-08-15
Successor callsigns
Callsigns held now by people who previously held K4XTF.
No current licensee on record previously held this callsign.