Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KZU 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 N9KZU's current licensee, walking backwards.
- KB9FWCno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N9KZU.
- KELTER, MICHAEL RWIgranted 2015-01-06