uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W9JBI callsign genealogy

Currently held by SANDLIN, 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 W9JBI's current licensee, walking backwards.

  1. WD9JBIcancelled
    cancelled 1997-10-09

Successor callsigns

Callsigns held now by people who previously held W9JBI.

  1. KG9RFactive· A
    SANDLIN, WILLIAM HINgranted 2017-08-02