Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7CO callsign genealogy
Currently held by NOEL, BOB F
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 KK7CO's current licensee, walking backwards.
- KJ7CNUcancelledClassic Operators Contest ClubAZgranted 2018-12-04cancelled 2019-02-05
Successor callsigns
Callsigns held now by people who previously held KK7CO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK7CO, oldest first.
- NOEL, BOB F WA1996-11-05 → cancelled 2008-11-06
- Classic Operators Contest Club AZ2019-02-05 active