Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4KW callsign genealogy
Currently held by THOMPSON, MARCIA C
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 KX4KW's current licensee, walking backwards.
- THOMPSON, MARCIA CNCgranted 2015-06-27cancelled 2018-05-01
Successor callsigns
Callsigns held now by people who previously held KX4KW.
- THOMPSON, MARCIA CNCgranted 2018-05-22