Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9WWD callsign genealogy
Currently held by Althaus, Kurt
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 K9WWD's current licensee, walking backwards.
- Althaus, KurtWIgranted 2011-02-11cancelled 2011-04-26
Successor callsigns
Callsigns held now by people who previously held K9WWD.
No current licensee on record previously held this callsign.