Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9LJK callsign genealogy
Currently held by Spratt, Philip 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 KA9LJK'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 KA9LJK.
- Spratt, Philip RWIgranted 2007-09-05cancelled 2011-06-03