Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA2YMX callsign genealogy
Currently held by HOROWITZ, MARK S
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 WA2YMX'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 WA2YMX.
- HOROWITZ, MARK SFLgranted 2002-12-03cancelled 2003-03-04