Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5HLZ callsign genealogy
Currently held by NICHOLAS JR, ROBERT H
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 K5HLZ's current licensee, walking backwards.
- Nicholas Jr, Robert HTXgranted 2004-12-21cancelled 2005-01-19
Successor callsigns
Callsigns held now by people who previously held K5HLZ.
No current licensee on record previously held this callsign.