Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7BC callsign genealogy
Currently held by BOULDER CITY EMERGENCY RADIO GROUP
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 KK7BC's current licensee, walking backwards.
- KE7UDTcancelledBOULDER CITY EMERGENCY RADIO GROUPNVgranted 2008-05-21cancelled 2008-06-17
Successor callsigns
Callsigns held now by people who previously held KK7BC.
- MC KAY, RANDALL EAZgranted 2018-12-28
All historical holders
Every license row we've seen with the callsign KK7BC, oldest first.
- BOULDER CITY EMERGENCY RADIO GROUP NV2018-06-13 active
- MC KAY, RANDALL E— → cancelled 1999-02-26