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

KB6GBK callsign genealogy

Currently held by Bell, John K

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 KB6GBK's current licensee, walking backwards.

  1. KK6BOLcancelled· T
    Bell, John KCAgranted 2013-01-03cancelled 2013-01-23

Successor callsigns

Callsigns held now by people who previously held KB6GBK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB6GBK, oldest first.

  • ROWAN, THEODORE M CA
    1992-03-10 → cancelled 2004-03-11
  • Bell, John K TX
    2023-02-22 active