Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3TYZ callsign genealogy
Currently held by Sheppard II, Hubert A
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 N3TYZ's current licensee, walking backwards.
- Sheppard II, Hubert AMDgranted 2021-01-27cancelled 2021-07-16
Successor callsigns
Callsigns held now by people who previously held N3TYZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3TYZ, oldest first.
- SHEPPARD, PHILLIP W MD1994-12-12 → cancelled 2006-12-13
- Sheppard II, Hubert A MD2021-07-16 active