Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CMH callsign genealogy
Currently held by Hubbell, Christopher M
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 K9CMH's current licensee, walking backwards.
- Hubbell, Christopher MARgranted 2019-10-25cancelled 2022-03-19
Successor callsigns
Callsigns held now by people who previously held K9CMH.
- Hubbell, Christopher MARgranted 2019-10-25cancelled 2022-03-19
All historical holders
Every license row we've seen with the callsign K9CMH, oldest first.
- HALL, JOHN L FL2004-06-10 → cancelled 2016-08-25
- Hubbell, Christopher M AR2019-07-06 → cancelled 2019-10-25
- Hubbell, Christopher M AR2022-03-19 active