Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM5ES callsign genealogy
Currently held by Highland Lakes Amateur Radio Emergency Service
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 KM5ES's current licensee, walking backwards.
- KJ5LOBcancelledHighland Lakes Amateur Radio Emergency ServiceTXgranted 2025-06-05cancelled 2025-06-27
Successor callsigns
Callsigns held now by people who previously held KM5ES.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM5ES, oldest first.
- PETERSEN, JOHN R OK1998-10-29 → cancelled 2010-10-30
- Highland Lakes Amateur Radio Emergency Service TX2025-06-27 active