Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR1MSN callsign genealogy
Currently held by Laughlin, Michael S
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 KR1MSN's current licensee, walking backwards.
- Laughlin, Michael STXgranted 2011-11-10cancelled 2015-10-03
Successor callsigns
Callsigns held now by people who previously held KR1MSN.
No current licensee on record previously held this callsign.