Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3CHZ callsign genealogy
Currently held by Porter, Harry
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 W3CHZ's current licensee, walking backwards.
- Porter, HarrySCgranted 2025-08-21cancelled 2025-09-09
Successor callsigns
Callsigns held now by people who previously held W3CHZ.
No current licensee on record previously held this callsign.