Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9KSL callsign genealogy
Currently held by LAMBORN, KATHERINE S
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 K9KSL's current licensee, walking backwards.
- Lamborn, Katherine SINgranted 2014-07-09cancelled 2014-08-09
Successor callsigns
Callsigns held now by people who previously held K9KSL.
No current licensee on record previously held this callsign.