Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4UXB callsign genealogy
Currently held by Campbell, Andrew A
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 KJ4UXB's current licensee, walking backwards.
- Campbell, Andrew AGAgranted 2007-03-09cancelled 2010-05-12
Successor callsigns
Callsigns held now by people who previously held KJ4UXB.
- Campbell, Andrew AGAgranted 2018-09-18