Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WZ5K callsign genealogy
Currently held by BERG, GEORGE C
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 WZ5K's current licensee, walking backwards.
- ISOM, MARK AOKgranted 2019-02-21cancelled 2021-03-30
Successor callsigns
Callsigns held now by people who previously held WZ5K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WZ5K, oldest first.
- BERG, GEORGE C AR1997-02-06 → cancelled 2009-02-07
- Landry, Kathryn D LA2009-03-10 → cancelled 2021-03-11
- ISOM, MARK A VA2021-03-30 active