Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9THN callsign genealogy
Currently held by Johnson, Nathan D
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 N9THN's current licensee, walking backwards.
- Johnson, Nathan DWIgranted 2022-04-05cancelled 2025-05-23
Successor callsigns
Callsigns held now by people who previously held N9THN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9THN, oldest first.
- SCHNEIDEWIND, DEBORAH L IL2013-04-03 → cancelled 2025-05-06
- Johnson, Nathan D WI2025-05-23 active