Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU1X callsign genealogy
Currently held by McGowan, Michael J
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 KU1X's current licensee, walking backwards.
- McGowan, Michael JAZgranted 2000-07-15cancelled 2003-06-10
Successor callsigns
Callsigns held now by people who previously held KU1X.
No current licensee on record previously held this callsign.