Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NJ3V callsign genealogy
Currently held by O KEEFFE, JOHN C
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 NJ3V's current licensee, walking backwards.
- GARY, KEVIN MMDgranted 2021-02-08cancelled 2026-08-25
Successor callsigns
Callsigns held now by people who previously held NJ3V.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NJ3V, oldest first.
- O KEEFFE, JOHN C PA2014-06-11 → cancelled 2026-08-08
- GARY, KEVIN M MD2026-08-25 active