Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9JMM callsign genealogy
Currently held by Meyer, John 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 N9JMM's current licensee, walking backwards.
- Meyer, John MMOgranted 2017-09-05cancelled 2017-09-23
Successor callsigns
Callsigns held now by people who previously held N9JMM.
- SOMERS, JEFF FINgranted 2019-05-07
All historical holders
Every license row we've seen with the callsign N9JMM, oldest first.
- Meyer, John M ID2017-09-23 active
- SOMERS, JEFF F— → cancelled 1999-07-27