Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA4ZZK callsign genealogy
Currently held by Byram, Ronald 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 WA4ZZK's current licensee, walking backwards.
- Byram, Ronald EALgranted 2019-09-04cancelled 2023-10-20
Successor callsigns
Callsigns held now by people who previously held WA4ZZK.
- Byram, Ronald EALgranted 2019-09-04cancelled 2023-10-20
All historical holders
Every license row we've seen with the callsign WA4ZZK, oldest first.
- Byram, Ronald E AL2018-08-13 → cancelled 2019-09-04
- Byram, Ronald E AL2023-10-20 active