Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5HSI callsign genealogy
Currently held by Pimentel, Jason
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 N5HSI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N5HSI.
- Pimentel, JasonNCgranted 2017-11-07
All historical holders
Every license row we've seen with the callsign N5HSI, oldest first.
- Pimentel, Jason MI2017-05-09 → cancelled 2017-11-07
- Hsia, Joel UT2019-11-26 active