Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6CSR callsign genealogy
Currently held by City Of Santa Rosa Amateur Emergency Communications Service
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 K6CSR's current licensee, walking backwards.
- KK6KEHcancelledCity Of Santa Rosa Amateur Emergency Communications ServiceCAgranted 2014-03-04cancelled 2014-04-01
Successor callsigns
Callsigns held now by people who previously held K6CSR.
No current licensee on record previously held this callsign.