Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4YZP callsign genealogy
Currently held by Carroll, Walter W
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 KX4YZP's current licensee, walking backwards.
- Carroll, Walter WALgranted 2024-11-23cancelled 2024-12-14
Successor callsigns
Callsigns held now by people who previously held KX4YZP.
- Carroll, Walter WALgranted 2025-01-24