Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1HSS callsign genealogy
Currently held by Riley, Matthew W
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 N1HSS's current licensee, walking backwards.
- Riley, Matthew WIAgranted 2025-05-17cancelled 2025-06-06
Successor callsigns
Callsigns held now by people who previously held N1HSS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1HSS, oldest first.
- Smith, Bruce H NH2010-05-07 → cancelled 2022-06-07
- Riley, Matthew W IA2025-06-06 active