Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5KNC callsign genealogy
Currently held by Brewer, Charles W
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 K5KNC's current licensee, walking backwards.
- Brewer, CassWAgranted 2013-05-06cancelled 2019-11-23
Successor callsigns
Callsigns held now by people who previously held K5KNC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5KNC, oldest first.
- Brewer, Charles W TX2014-07-30 → cancelled 2018-11-11
- Brewer, Cass WA2019-11-23 active