Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DOB callsign genealogy
Currently held by Banks, David O
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 K4DOB's current licensee, walking backwards.
- Banks, David OVAgranted 2023-03-15cancelled 2023-04-04
Successor callsigns
Callsigns held now by people who previously held K4DOB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4DOB, oldest first.
- Combs, Sarah M KY2008-04-11 → cancelled 2020-04-14
- Banks, David O VA2023-04-04 active