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

K0QI callsign genealogy

Currently held by Irvine, James L

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 K0QI's current licensee, walking backwards.

  1. KC0WNHcancelled· E
    Irvine, James LSDgranted 2006-04-25cancelled 2007-02-13

Successor callsigns

Callsigns held now by people who previously held K0QI.

  1. K9DOcancelled· E
    CARTER, DAVID AKSgranted 2004-09-17cancelled 2004-11-30
  2. NA1UScancelled· E
    CARTER, DAVID AKSgranted 2003-12-30cancelled 2004-02-18

All historical holders

Every license row we've seen with the callsign K0QI, oldest first.

  • CARTER, DAVID A KS
    2001-03-20 → cancelled 2003-12-30
  • CARTER, DAVID A KS
    2004-02-18 → cancelled 2004-09-17
  • Irvine, James L AZ
    2016-11-16 active
← Back to K0QI License history →