Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC4CK callsign genealogy
Currently held by Kestner, Christine E
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 KC4CK's current licensee, walking backwards.
- Kestner, Christine EVAgranted 1998-01-16cancelled 2001-02-03
Successor callsigns
Callsigns held now by people who previously held KC4CK.
- HOLMBERG, MERVIN AFLgranted 1988-12-06cancelled 2000-12-07