Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0SWP callsign genealogy
Currently held by POLLEY, STEVEN 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 N0SWP's current licensee, walking backwards.
- POLLEY, STEVEN DMOgranted 2004-11-10cancelled 2006-05-20
Successor callsigns
Callsigns held now by people who previously held N0SWP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0SWP, oldest first.
- STEINHAUSER, ROBERT J IA1992-06-02 → cancelled 2004-06-03
- POLLEY, STEVEN D KS2026-03-26 active