Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8VFO callsign genealogy
Currently held by Halphen, William B
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 K8VFO's current licensee, walking backwards.
- Halphen, William BMIgranted 2014-03-27cancelled 2014-05-09
Successor callsigns
Callsigns held now by people who previously held K8VFO.
No current licensee on record previously held this callsign.