Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6CKR callsign genealogy
Currently held by KATZENBERGER, SHIRLEY A
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 N6CKR's current licensee, walking backwards.
- Riend, Charles KCAgranted 2010-04-20cancelled 2010-05-11
Successor callsigns
Callsigns held now by people who previously held N6CKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6CKR, oldest first.
- KATZENBERGER, SHIRLEY A WA1994-03-22 → cancelled 2006-03-23
- Riend, Charles K CA2020-06-30 active