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

K1BQT callsign genealogy

Currently held by LITTLEFIELD, FREDERICK 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 K1BQT's current licensee, walking backwards.

  1. WR1CKactive· E
    Grindrod, Richard JMAgranted 2020-11-13
  2. KB1NZAcancelled· E
    Grindrod, Richard JMAgranted 2006-09-28cancelled 2011-01-27

Successor callsigns

Callsigns held now by people who previously held K1BQT.

  1. WR1CKcancelled· E
    LITTLEFIELD, FREDERICK HNHgranted 2008-01-23cancelled 2008-02-16

All historical holders

Every license row we've seen with the callsign K1BQT, oldest first.

  • LITTLEFIELD, FREDERICK H NH
    2007-05-30 → cancelled 2008-01-23
  • LITTLEFIELD, FREDERICK H NH
    2018-01-23 active
← Back to K1BQT License history →