Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC3RXR callsign genealogy
Currently held by KNOBLOCH, JASON W
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 KC3RXR's current licensee, walking backwards.
- KNOBLOCH, JASON WMDgranted 2018-07-09cancelled 2018-07-28
Successor callsigns
Callsigns held now by people who previously held KC3RXR.
No current licensee on record previously held this callsign.