Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9MEX callsign genealogy
Currently held by Ramirez, Jacob 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 K9MEX's current licensee, walking backwards.
- Ramirez, Jacob MWAgranted 2016-05-19cancelled 2016-10-21
Successor callsigns
Callsigns held now by people who previously held K9MEX.
- Ramirez, Jacob MMOgranted 2017-07-28