Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4VCA callsign genealogy
Currently held by GREGORY, WILLIAM L
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 K4VCA's current licensee, walking backwards.
- SPANOS, MICHAEL JALgranted 2012-06-26cancelled 2020-02-14
Successor callsigns
Callsigns held now by people who previously held K4VCA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4VCA, oldest first.
- GREGORY, WILLIAM L SC2007-10-30 → cancelled 2020-01-16
- SPANOS, MICHAEL J AL2020-02-14 active