Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7MMS callsign genealogy
Currently held by JONES, CHRISTOPHER 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 N7MMS's current licensee, walking backwards.
- Summers, Mary MUTgranted 2006-08-08cancelled 2006-09-08
Successor callsigns
Callsigns held now by people who previously held N7MMS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7MMS, oldest first.
- JONES, CHRISTOPHER A WA1989-04-04 → cancelled 2001-04-05
- Summers, Mary M UT2016-06-21 active