Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9JMM callsign genealogy
Currently held by MILLER, JOHN 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 W9JMM's current licensee, walking backwards.
- Miller, John MOHgranted 2001-11-13cancelled 2008-11-15
Successor callsigns
Callsigns held now by people who previously held W9JMM.
No current licensee on record previously held this callsign.