Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5RMG callsign genealogy
Currently held by Roadrunners Microwave Group
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 K5RMG's current licensee, walking backwards.
- KI5YLHcancelledRoadrunners Microwave GroupTXgranted 2022-10-13cancelled 2022-11-01
Successor callsigns
Callsigns held now by people who previously held K5RMG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5RMG, oldest first.
- ROADRUNNERS MICROWAVE GROUP TX2010-06-05 → cancelled 2022-06-18
- Roadrunners Microwave Group TX2022-11-01 active