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

KC9MQY callsign genealogy

Currently held by Bailey, William D

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 KC9MQY's current licensee, walking backwards.

  1. KI4UGHcancelled· T
    BAILEY, WILLIAM DINgranted 2006-10-28cancelled 2007-12-19
  2. N4ASSactive· T
    DOMINGUEZ MR, ALEXISFLgranted 2023-10-06
  3. KQ4KTScancelled· T
    DOMINGUEZ, ALEXISFLgranted 2023-08-22cancelled 2023-10-06

Successor callsigns

Callsigns held now by people who previously held KC9MQY.

  1. KJ4IDXcancelled· G
    Bailey, William DTNgranted 2006-10-28cancelled 2009-02-18
← Back to KC9MQY License history →