Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5JMI callsign genealogy
Currently held by ROBY, HAROLD E
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 K5JMI's current licensee, walking backwards.
- IBARRA, GABRIEL GTXgranted 2008-03-28cancelled 2017-01-21
Successor callsigns
Callsigns held now by people who previously held K5JMI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5JMI, oldest first.
- ROBY, HAROLD E TX2010-12-15 → cancelled 2014-09-21
- IBARRA, GABRIEL G TX2017-01-21 active