Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4KRX callsign genealogy
Currently held by Plossl, Keith 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 K4KRX's current licensee, walking backwards.
- Mehaffey, Dennis RNCgranted 2024-08-22cancelled 2024-09-14
Successor callsigns
Callsigns held now by people who previously held K4KRX.
- NEUBAUER, ELENOR MTXgranted 2003-07-04cancelled 2006-11-18
All historical holders
Every license row we've seen with the callsign K4KRX, oldest first.
- NEUBAUER, ELENOR M FL1999-07-01 → cancelled 2003-07-04
- Plossl, Keith R GA2011-09-03 → cancelled 2023-09-06
- Mehaffey, Dennis R NC2024-09-14 active