Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0CSN callsign genealogy
Currently held by Nelson, Christopher 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 K0CSN's current licensee, walking backwards.
- Nelson, Christopher STNgranted 2006-10-12cancelled 2006-10-31
Successor callsigns
Callsigns held now by people who previously held K0CSN.
No current licensee on record previously held this callsign.