Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NKH callsign genealogy
Currently held by THOMPSON, JAMES M
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 K4NKH's current licensee, walking backwards.
- THOMPSON, JAMES MNCgranted 2014-09-09cancelled 2014-09-27
Successor callsigns
Callsigns held now by people who previously held K4NKH.
No current licensee on record previously held this callsign.