Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9LKZ callsign genealogy
Currently held by MILWAUKEE AREA DIGITAL OPERATORS GROUP
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 KC9LKZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC9LKZ.
- W9MILactiveMILWAUKEE AREA DIGITAL OPERATORS GROUPWIgranted 2022-06-01