Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9SOE callsign genealogy
Currently held by Milwaukee School Of Engineering Alumni Radio Association
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 N9SOE's current licensee, walking backwards.
- KE9FKJcancelledMilwaukee School Of Engineering Alumni Radio AssociationWIgranted 2026-04-24cancelled 2026-05-30
Successor callsigns
Callsigns held now by people who previously held N9SOE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9SOE, oldest first.
- OHM, GARY P IL2013-01-12 → cancelled 2025-03-05
- Milwaukee School Of Engineering Alumni Radio Association WI2026-05-30 active