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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K7DXX callsign genealogy

Currently held by Lawliss, Jeffrey M

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 K7DXX's current licensee, walking backwards.

  1. K9TICcancelled· G
    Lawliss, Jeffrey MIDgranted 2016-09-07cancelled 2019-10-01
  2. KM6DSNcancelled· G
    Lawliss, Jeffrey MCAgranted 2016-07-07cancelled 2016-09-07

Successor callsigns

Callsigns held now by people who previously held K7DXX.

  1. K7TIEactive· E
    Amburgey, Derick AWAgranted 2024-07-16
  2. NX7XXcancelled
    RIO VERDE DX ASSOCIATIONAZgranted 2017-06-06cancelled 2017-06-27

All historical holders

Every license row we've seen with the callsign K7DXX, oldest first.

  • Amburgey, Derick A WA
    2010-02-04 → cancelled 2014-08-16
  • RIO VERDE DX ASSOCIATION AZ
    2017-01-24 → cancelled 2017-06-06
  • Lawliss, Jeffrey M ID
    2019-10-01 active
← Back to K7DXX License history →