Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW7F callsign genealogy
Currently held by EXTREME TEAM CONTEST CLUB
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 KW7F's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KW7F.
- KW3BactiveEXTREME TEAM CONTEST CLUBPAgranted 2024-02-22
All historical holders
Every license row we've seen with the callsign KW7F, oldest first.
- EXTREME TEAM CONTEST CLUB PA2010-08-28 → cancelled 2013-09-24
- RICKARD, STEVEN P OR2025-07-29 active