Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4NRY callsign genealogy
Currently held by KRYNAK, MICHAEL J
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 N4NRY's current licensee, walking backwards.
- KRYNAK, MICHAEL JCAgranted 2002-12-06cancelled 2003-12-19
Successor callsigns
Callsigns held now by people who previously held N4NRY.
- KRYNAK, MICHAEL JCAgranted 2002-12-06cancelled 2003-12-19
All historical holders
Every license row we've seen with the callsign N4NRY, oldest first.
- KRYNAK, MICHAEL J CA2002-12-06 → cancelled 2002-12-10
- KRYNAK, MICHAEL J OK2023-11-25 active