Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5LRX callsign genealogy
Currently held by ROCK III, JOHN 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 K5LRX's current licensee, walking backwards.
- ROCK III, JOHN MTXgranted 2010-02-25cancelled 2010-04-24
Successor callsigns
Callsigns held now by people who previously held K5LRX.
No current licensee on record previously held this callsign.