Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7MTH callsign genealogy
Currently held by HENDRIKSEN, MICHAEL J
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 KI7MTH's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI7MTH.
- HENDRIKSEN, MICHAEL JUTgranted 2017-07-21cancelled 2017-10-14