Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0SJW callsign genealogy
Currently held by SELF, TOM P
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 KC0SJW's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC0SJW.
- SELF, TOM PMOgranted 2014-02-12cancelled 2026-05-13