Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5JRC callsign genealogy
Currently held by Cohen, Jeffrey 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 KB5JRC's current licensee, walking backwards.
- Cohen, Jeffrey RTXgranted 2024-10-16cancelled 2025-04-08
Successor callsigns
Callsigns held now by people who previously held KB5JRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5JRC, oldest first.
- SORRELLS, PATRICK S OK1989-05-30 → cancelled 2001-05-31
- Cohen, Jeffrey R TX2025-04-08 active