Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD5KC callsign genealogy
Currently held by OLBRISCH, MICHAEL P
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 KD5KC's current licensee, walking backwards.
- OLBRISCH, MICHAEL PTXgranted 2010-07-01cancelled 2013-08-06
Successor callsigns
Callsigns held now by people who previously held KD5KC.
No current licensee on record previously held this callsign.