Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5DEX callsign genealogy
Currently held by Plunkett, Ronald W
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 N5DEX's current licensee, walking backwards.
- Mars, DexterTXgranted 2024-10-12cancelled 2025-04-12
Successor callsigns
Callsigns held now by people who previously held N5DEX.
- Plunkett, Ronald WARgranted 2017-03-22
All historical holders
Every license row we've seen with the callsign N5DEX, oldest first.
- Plunkett, Ronald W AR2005-10-26 → cancelled 2007-06-08
- Mars, Dexter PA2025-04-12 active