Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7KKI callsign genealogy
Currently held by Hotz, Michael 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 K7KKI's current licensee, walking backwards.
- Guilford, Dale GAZgranted 2011-10-28cancelled 2011-12-16
Successor callsigns
Callsigns held now by people who previously held K7KKI.
- Hotz, Michael AAZgranted 2019-02-26
All historical holders
Every license row we've seen with the callsign K7KKI, oldest first.
- Hotz, Michael A AZ2008-08-19 → cancelled 2009-04-07
- Guilford, Dale G AZ2022-05-17 active