Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3RDZ callsign genealogy
Currently held by Johnston II, Richard F
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 N3RDZ's current licensee, walking backwards.
- Stentz, Ryan APAgranted 2022-03-01cancelled 2022-05-06
Successor callsigns
Callsigns held now by people who previously held N3RDZ.
- Johnston II, Richard FORgranted 2020-04-17
All historical holders
Every license row we've seen with the callsign N3RDZ, oldest first.
- HAND, THOMAS T PA1993-12-28 → cancelled 2005-12-29
- Johnston II, Richard F OR2018-06-08 → cancelled 2020-04-17
- Stentz, Ryan A PA2022-05-06 active