Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4GLU callsign genealogy
Currently held by PARSONS, ZACHARY S
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 W4GLU's current licensee, walking backwards.
- Parsons, Zachary STNgranted 2021-05-13cancelled 2021-08-20
Successor callsigns
Callsigns held now by people who previously held W4GLU.
- Parsons, Zachary STNgranted 2022-01-14