Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2KXK callsign genealogy
Currently held by MAZZUCCA, RALPH
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 K2KXK's current licensee, walking backwards.
- KAYSER, KENNETHNCgranted 2011-03-02cancelled 2015-03-17
Successor callsigns
Callsigns held now by people who previously held K2KXK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2KXK, oldest first.
- MAZZUCCA, RALPH FL1993-11-09 → cancelled 2005-11-10
- Kayser, Ken NC2025-01-09 active