Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF3DB callsign genealogy
Currently held by Witten, Matthew E
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 KF3DB's current licensee, walking backwards.
- WITTEN, MATTHEW Ecancelled 1999-04-15
Successor callsigns
Callsigns held now by people who previously held KF3DB.
- Harris, Matthew WCAgranted 2016-12-20