Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1YH callsign genealogy
Currently held by Toland, Donald L
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 N1YH's current licensee, walking backwards.
- Todoroff, Brian DCAgranted 2011-09-07cancelled 2011-09-27
Successor callsigns
Callsigns held now by people who previously held N1YH.
- Toland, Donald LOKgranted 2009-09-01cancelled 2018-09-23
All historical holders
Every license row we've seen with the callsign N1YH, oldest first.
- Toland, Donald L OK2007-02-13 → cancelled 2009-09-01
- Todoroff, Brian D CA2021-06-30 active