Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF7ALT callsign genealogy
Currently held by Miller, Gayle A
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 KF7ALT's current licensee, walking backwards.
- Miller, Gayle AAZgranted 2009-04-29cancelled 2011-05-21
Successor callsigns
Callsigns held now by people who previously held KF7ALT.
- WC7SOactiveWCSO -ACSWAgranted 2019-03-13
All historical holders
Every license row we've seen with the callsign KF7ALT, oldest first.
- WCSO -ACS WA2009-02-24 → cancelled 2009-04-14
- Miller, Gayle A AZ2011-05-21 → cancelled 2023-05-23