Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0KXU callsign genealogy
Currently held by Crawford, Robert 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 N0KXU's current licensee, walking backwards.
- Crawford, Robert AMOgranted 2017-08-25cancelled 2017-10-11
Successor callsigns
Callsigns held now by people who previously held N0KXU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0KXU, oldest first.
- Crawford, Robert A MO1999-05-18 → cancelled 2011-05-19
- Crawford, Robert A MO2017-10-11 active