Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0NKK callsign genealogy
Currently held by Koos, Nancy K
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 K0NKK's current licensee, walking backwards.
- Koos, Nancy KCOgranted 2019-02-19cancelled 2019-03-09
Successor callsigns
Callsigns held now by people who previously held K0NKK.
No current licensee on record previously held this callsign.