Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4CRC callsign genealogy
Currently held by Bass, Dennis 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 KB4CRC's current licensee, walking backwards.
- Bass, Dennis RSCgranted 2017-01-24cancelled 2017-06-10
Successor callsigns
Callsigns held now by people who previously held KB4CRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4CRC, oldest first.
- ORTEGA, ROBERT FL1987-08-25 → cancelled 1999-09-01
- Bass, Dennis R SC2017-06-10 active