Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1TOC callsign genealogy
Currently held by PASTERNAK, RUSSELL 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 N1TOC's current licensee, walking backwards.
- PASTERNAK, RUSSELL FMAgranted 2014-09-03cancelled 2014-10-21
Successor callsigns
Callsigns held now by people who previously held N1TOC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1TOC, oldest first.
- SWAMY, NANU NH1994-11-16 → cancelled 2006-11-17
- PASTERNAK, RUSSELL F FL2024-10-19 active