Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ8ZZ callsign genealogy
Currently held by KOFFEL, THOMAS M
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 KZ8ZZ's current licensee, walking backwards.
- KOFFEL, THOMAS MOHgranted 1994-07-13cancelled 2000-03-03
Successor callsigns
Callsigns held now by people who previously held KZ8ZZ.
No current licensee on record previously held this callsign.