Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WT5RZ callsign genealogy
Currently held by ZERR, RONALD L
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 WT5RZ's current licensee, walking backwards.
- ZERR, RONALD LTXgranted 2010-03-24cancelled 2010-05-28
Successor callsigns
Callsigns held now by people who previously held WT5RZ.
No current licensee on record previously held this callsign.