Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ATC callsign genealogy
Currently held by White, Walter 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 K9ATC's current licensee, walking backwards.
- White, Walter RCAgranted 2001-08-29cancelled 2001-10-02
Successor callsigns
Callsigns held now by people who previously held K9ATC.
No current licensee on record previously held this callsign.