Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3VFR callsign genealogy
Currently held by Tosto, Ryan W
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 K3VFR's current licensee, walking backwards.
- Tosto, Ryan WPAgranted 2015-08-31cancelled 2015-09-29
Successor callsigns
Callsigns held now by people who previously held K3VFR.
No current licensee on record previously held this callsign.