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

KZ9U callsign genealogy

Currently held by KELTER, MICHAEL R

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 KZ9U's current licensee, walking backwards.

  1. N9KZUcancelled· E
    KELTER, MICHAEL RMIgranted 2001-04-03cancelled 2005-03-02
  2. KB9FWC
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held KZ9U.

  1. W9MGactive· E
    BOND, DAVID RILgranted 2016-06-06
← Back to KZ9U License history →