Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9DLK callsign genealogy
Currently held by Knowles, Debra L
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 K9DLK's current licensee, walking backwards.
- Knowles, Debra LIDgranted 2020-09-14cancelled 2021-01-01
Successor callsigns
Callsigns held now by people who previously held K9DLK.
No current licensee on record previously held this callsign.