Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WV4O callsign genealogy
Currently held by KERR, JOSH A
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 WV4O's current licensee, walking backwards.
- KERR, JOSH AKYgranted 2011-04-06cancelled 2018-11-02
Successor callsigns
Callsigns held now by people who previously held WV4O.
- THOMPSON III, CLARENCE RFLgranted 2016-10-12cancelled 2017-10-07
All historical holders
Every license row we've seen with the callsign WV4O, oldest first.
- MC KINNEY, HERBERT C GA2003-10-29 → cancelled 2015-10-20
- THOMPSON III, CLARENCE R FL2015-11-07 → cancelled 2016-10-12
- KERR, JOSH A KY2018-11-02 active