Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0KLX callsign genealogy
Currently held by YOUNG, MARK 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 N0KLX's current licensee, walking backwards.
- Hollingshead, Marley JFLgranted 2023-08-08cancelled 2025-01-17
Successor callsigns
Callsigns held now by people who previously held N0KLX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0KLX, oldest first.
- YOUNG, MARK A NE1990-06-12 → cancelled 2002-06-13
- Hollingshead, Marley J FL2025-01-17 active