Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KMO callsign genealogy
Currently held by HUMPHREY, JACKIE L
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 N9KMO's current licensee, walking backwards.
- Olson, Kenneth MILgranted 2004-04-20cancelled 2007-04-07
Successor callsigns
Callsigns held now by people who previously held N9KMO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9KMO, oldest first.
- HUMPHREY, JACKIE L IN1991-02-05 → cancelled 2003-02-06
- OLSON, KENNETH M IL2017-01-30 active