Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WN2OFI callsign genealogy
Currently held by Chonofsky, Mark 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 WN2OFI's current licensee, walking backwards.
- Chonofsky, Mark AILgranted 2025-05-28cancelled 2025-06-17
Successor callsigns
Callsigns held now by people who previously held WN2OFI.
No current licensee on record previously held this callsign.