Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1CSB callsign genealogy
Currently held by FEELEY, RAYMOND J
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 K1CSB's current licensee, walking backwards.
- Strahorn Brown, Calvin SORgranted 2022-07-23cancelled 2022-10-01
Successor callsigns
Callsigns held now by people who previously held K1CSB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1CSB, oldest first.
- FEELEY, RAYMOND J MA1997-07-29 → cancelled 2009-07-30
- Strahorn Brown, Calvin S OR2022-10-01 active