Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9SPK callsign genealogy
Currently held by STEIDL, RICHARD J
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 N9SPK's current licensee, walking backwards.
- Acma, Spencer ANVgranted 2022-02-07cancelled 2022-03-01
Successor callsigns
Callsigns held now by people who previously held N9SPK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9SPK, oldest first.
- STEIDL, RICHARD J WI2003-01-31 → cancelled 2015-03-10
- Acma, Spencer A NV2022-03-01 active