Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9JJM callsign genealogy
Currently held by MC COY JR, JOHN J
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 W9JJM's current licensee, walking backwards.
- MC COY JR, JOHN JWIgranted 1997-05-20cancelled 2006-02-28
Successor callsigns
Callsigns held now by people who previously held W9JJM.
No current licensee on record previously held this callsign.