Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4DIR callsign genealogy
Currently held by BARBOUR, ROBERT A
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 N4DIR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N4DIR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4DIR, oldest first.
- BARBOUR, ROBERT A SC1995-04-12 → cancelled 2007-04-13
- FEISTEL, GREGORY J VA2017-01-06 active