Confidence: Medium · Source: FCC ULS · As of 2026-09-15
N9MNM callsign genealogy
Currently held by LEEDOM, GEORGE W
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 N9MNM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N9MNM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9MNM, oldest first.
- LEEDOM, GEORGE W WI1991-08-27 → cancelled 2003-08-28
- POLNOW, AUSTIN J WI2019-04-30 active