Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4CXN callsign genealogy
Currently held by AMTHOR, William 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 W4CXN's current licensee, walking backwards.
- AMTHOR, WILLIAM RGAgranted 2009-11-16cancelled 2014-09-30
Successor callsigns
Callsigns held now by people who previously held W4CXN.
No current licensee on record previously held this callsign.