Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9NYC callsign genealogy
Currently held by Muller, Von
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 K9NYC's current licensee, walking backwards.
- MENDEZ, ERVINNYgranted 2006-07-13cancelled 2006-12-01
Successor callsigns
Callsigns held now by people who previously held K9NYC.
- MULLER, VONPAgranted 2002-11-08cancelled 2010-08-13
All historical holders
Every license row we've seen with the callsign K9NYC, oldest first.
- Muller, Von CA2000-04-17 → cancelled 2002-11-08
- Mendez, Ervin NY2016-11-15 active