Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NX3F callsign genealogy
Currently held by DOCKERY, ROBERT T
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 NX3F's current licensee, walking backwards.
- CAESAR, ALLEN MMDgranted 2017-11-28cancelled 2023-02-28
Successor callsigns
Callsigns held now by people who previously held NX3F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NX3F, oldest first.
- DOCKERY, ROBERT T MD2010-10-19 → cancelled 2022-10-20
- CAESAR, ALLEN M MD2023-02-28 active