uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W1FBI callsign genealogy

Currently held by GUSTAT, EDWARD P

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 W1FBI's current licensee, walking backwards.

  1. WA1QWGcancelled· G
    GUSTAT, EDWARD PMAgranted 1996-05-15cancelled 2000-06-24

Successor callsigns

Callsigns held now by people who previously held W1FBI.

No current licensee on record previously held this callsign.