Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0FY callsign genealogy
Currently held by Costello, Raymond 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 N0FY's current licensee, walking backwards.
- BROWN, C THOMASMOgranted 2014-01-15cancelled 2015-08-04
Successor callsigns
Callsigns held now by people who previously held N0FY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0FY, oldest first.
- Costello, Raymond J MN2003-05-13 → cancelled 2015-07-14
- BROWN, C THOMAS MO2025-08-28 active