Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4AB callsign genealogy
Currently held by Matthews, Craig 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 KZ4AB's current licensee, walking backwards.
- Matthews, Craig CVAgranted 2023-06-22cancelled 2023-08-15
Successor callsigns
Callsigns held now by people who previously held KZ4AB.
No current licensee on record previously held this callsign.