Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4GUN callsign genealogy
Currently held by HASSELL, ROBERT O
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 W4GUN's current licensee, walking backwards.
- HASSELL, ROBERT OALgranted 1999-05-13cancelled 2000-10-03
Successor callsigns
Callsigns held now by people who previously held W4GUN.
No current licensee on record previously held this callsign.