Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5JSM callsign genealogy
Currently held by MELENDEZ, JONATHAN S
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 K5JSM's current licensee, walking backwards.
- MELENDEZ, JONATHAN SKSgranted 2004-04-14cancelled 2008-08-15
Successor callsigns
Callsigns held now by people who previously held K5JSM.
No current licensee on record previously held this callsign.