Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5QZI callsign genealogy
Currently held by Schoenefeld, Brian 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 K5QZI's current licensee, walking backwards.
- Schoenefeld, Brian MTXgranted 2011-01-28cancelled 2012-08-10
Successor callsigns
Callsigns held now by people who previously held K5QZI.
- Schoenefeld, Brian MNCgranted 2017-08-08cancelled 2017-10-20