Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1TR callsign genealogy
Currently held by York, William C
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 N1TR's current licensee, walking backwards.
- Zborowski, Gregory JMAgranted 2022-02-11cancelled 2024-07-26
Successor callsigns
Callsigns held now by people who previously held N1TR.
- York, William CTNgranted 2022-07-06
All historical holders
Every license row we've seen with the callsign N1TR, oldest first.
- RUSSEL, THOMAS G VA1998-07-15 → cancelled 2001-10-22
- Russel, Thomas G VA2012-05-30 → cancelled 2019-02-12
- York, William C TN2021-03-09 → cancelled 2022-07-06
- Zborowski, Gregory J MA2024-07-26 active