Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0IMR callsign genealogy
Currently held by HOLGER, ROGER G
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 KB0IMR's current licensee, walking backwards.
- HOLGER, ROGER GMNgranted 1993-05-18cancelled 2000-03-03
Successor callsigns
Callsigns held now by people who previously held KB0IMR.