Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4BBC callsign genealogy
Currently held by WHITTINGTON, MARGARET H
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 KO4BBC's current licensee, walking backwards.
- WHITTINGTON, MARGARET HKYgranted 2016-03-25cancelled 2020-01-17
Successor callsigns
Callsigns held now by people who previously held KO4BBC.
- WHITTINGTON, MARGARET HKYgranted 2016-03-25