Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1RXX callsign genealogy
Currently held by LEITE, DANIEL 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 K1RXX's current licensee, walking backwards.
- Martin, Nathan TMDgranted 2025-06-06cancelled 2025-06-27
Successor callsigns
Callsigns held now by people who previously held K1RXX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1RXX, oldest first.
- LEITE, DANIEL R NH1996-02-29 → cancelled 2008-02-29
- Martin, Nathan T MD2025-06-27 active