Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0CWX callsign genealogy
Currently held by Ahlers, William
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 K0CWX's current licensee, walking backwards.
- Ahlers, WilliamCOgranted 2021-03-22cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held K0CWX.
No current licensee on record previously held this callsign.