Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4FRK callsign genealogy
Currently held by HUBERTZ, DAVID E
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 W4FRK's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4FRK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4FRK, oldest first.
- HUBERTZ, DAVID E FL2012-09-05 → cancelled 2015-06-23
- WAMSLEY, ERNEST F GA2020-09-09 active