Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7FOC callsign genealogy
Currently held by First Class CW Operators Club 7th Call Area
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 K7FOC's current licensee, walking backwards.
- KF7UNPcancelledNW Chapter First Class CW Operators ClubWAgranted 2012-03-08cancelled 2012-03-27
Successor callsigns
Callsigns held now by people who previously held K7FOC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7FOC, oldest first.
- ARIZONA CONTEST CLUB AZ1998-12-01 → cancelled 2010-12-02
- First Class CW Operators Club 7th Call Area AZ2022-04-08 active