Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1LUJ callsign genealogy
Currently held by CSP AMATEUR RADIO CLUB
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 WA1LUJ'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 WA1LUJ.
- W1SPactiveCSP AMATEUR RADIO CLUBCTgranted 2020-11-13