Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ESM callsign genealogy
Currently held by TOWNSEND, JONATHAN 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 K9ESM's current licensee, walking backwards.
- TOWNSEND, JONATHAN MINgranted 2007-10-29cancelled 2013-06-04
Successor callsigns
Callsigns held now by people who previously held K9ESM.
No current licensee on record previously held this callsign.