Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0CY callsign genealogy
Currently held by WITTE, ROBERT A
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 KB0CY's current licensee, walking backwards.
- Young, BrintonCAgranted 2013-12-11cancelled 2013-12-31
Successor callsigns
Callsigns held now by people who previously held KB0CY.
- WITTE, ROBERT ACOgranted 2022-01-19
All historical holders
Every license row we've seen with the callsign KB0CY, oldest first.
- WITTE, ROBERT A CO1997-10-21 → cancelled 2002-04-09
- Young, Brinton MA2025-08-01 active