Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0TZW callsign genealogy
Currently held by ROCK, TERRY J
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 K0TZW's current licensee, walking backwards.
- ROCK, TERRY JNMgranted 1995-07-20cancelled 2001-02-13
Successor callsigns
Callsigns held now by people who previously held K0TZW.
No current licensee on record previously held this callsign.