Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4RDU callsign genealogy
Currently held by SUMMERS, ROCHELLE L
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 KM4RDU's current licensee, walking backwards.
- UNRUE, ROCHELLE LVAgranted 2015-11-19cancelled 2016-02-18
Successor callsigns
Callsigns held now by people who previously held KM4RDU.
No current licensee on record previously held this callsign.