Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KX6MRN callsign genealogy
Currently held by Nielsen, Matthew 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 KX6MRN's current licensee, walking backwards.
- Nielsen, Matthew RCAgranted 2008-10-08cancelled 2008-11-01
Successor callsigns
Callsigns held now by people who previously held KX6MRN.
- Nielsen, Matthew RAZgranted 2024-12-20