Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE4JM callsign genealogy
Currently held by McCombs, John H
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 KE4JM's current licensee, walking backwards.
- McCombs, John HSCgranted 2001-11-26cancelled 2003-09-16
Successor callsigns
Callsigns held now by people who previously held KE4JM.
- ROSADO JR, ANTONIONCgranted 2017-04-20