Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4VD callsign genealogy
Currently held by WIMMER, JEFFREY T
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 KW4VD's current licensee, walking backwards.
- WIMMER, JEFFREY TVAgranted 2010-01-27cancelled 2016-06-03
Successor callsigns
Callsigns held now by people who previously held KW4VD.
- WIMMER, JEFFREY TVAgranted 2026-04-15