Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4TWT callsign genealogy
Currently held by Virginia Volunteer Examiners
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 KO4TWT's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KO4TWT.
- K4VVEactiveVirginia Volunteer ExaminersVAgranted 2021-10-26