Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ZTZ callsign genealogy
Currently held by ERKENS, ROBERT T
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 K7ZTZ's current licensee, walking backwards.
- ERKENS, ROBERT Tcancelled 1998-04-28
Successor callsigns
Callsigns held now by people who previously held K7ZTZ.
No current licensee on record previously held this callsign.