Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4OFX callsign genealogy
Currently held by LEAVITT, NICHOLAS R
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 N4OFX's current licensee, walking backwards.
- LEAVITT, NICHOLAS RFLgranted 2014-05-09cancelled 2019-11-15
Successor callsigns
Callsigns held now by people who previously held N4OFX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4OFX, oldest first.
- GROVE, BENJAMIN D GA2006-01-24 → cancelled 2018-04-10
- LEAVITT, NICHOLAS R FL2019-11-15 active