Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NU2F callsign genealogy
Currently held by FLEISHINGER SR, JOSEPH S
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 NU2F's current licensee, walking backwards.
- KD2AINcancelledRadio Rock Contest Clubnygranted 2011-06-08cancelled 2011-07-01
Successor callsigns
Callsigns held now by people who previously held NU2F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NU2F, oldest first.
- FLEISHINGER SR, JOSEPH S NJ1996-06-28 → cancelled 2008-07-01
- Radio Rock Contest Club ny2021-09-21 active