Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2RGR callsign genealogy
Currently held by Butler, Keith R
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 K2RGR's current licensee, walking backwards.
- Butler, Keith RMNgranted 2007-04-25cancelled 2008-03-15
Successor callsigns
Callsigns held now by people who previously held K2RGR.
No current licensee on record previously held this callsign.