Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MHH callsign genealogy
Currently held by HALL, MATHEW H
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 K7MHH's current licensee, walking backwards.
- HALL, MATHEW HIDgranted 2017-09-26cancelled 2017-10-17
Successor callsigns
Callsigns held now by people who previously held K7MHH.
- HALL, MATHEW HIDgranted 2019-10-29