Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JCF callsign genealogy
Currently held by VANDERMYDE, LEONARD J
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 W1JCF's current licensee, walking backwards.
- Falkenthal, John CCAgranted 2012-07-05cancelled 2012-08-28
Successor callsigns
Callsigns held now by people who previously held W1JCF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JCF, oldest first.
- VANDERMYDE, LEONARD J RI1996-09-05 → cancelled 2008-09-06
- Falkenthal, John C NV2023-03-30 active