Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5YM callsign genealogy
Currently held by HAEFNER, MICHAEL H
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 N5YM's current licensee, walking backwards.
- HAEFNER, MICHAEL Hcancelled 1998-05-06
Successor callsigns
Callsigns held now by people who previously held N5YM.
No current licensee on record previously held this callsign.