Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WT4JR callsign genealogy
Currently held by HARWOOD, WILLIAM 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 WT4JR's current licensee, walking backwards.
- HARWOOD, WILLIAM HTNgranted 2022-03-25cancelled 2022-04-19
Successor callsigns
Callsigns held now by people who previously held WT4JR.
No current licensee on record previously held this callsign.