Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4REF callsign genealogy
Currently held by Carter Jr, Calvin C
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 W4REF's current licensee, walking backwards.
- West, Matthew HALgranted 2019-06-12cancelled 2020-09-04
Successor callsigns
Callsigns held now by people who previously held W4REF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4REF, oldest first.
- Carter Jr, Calvin C KY2007-01-03 → cancelled 2019-03-27
- West, Matthew H MT2020-09-04 active