Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD0DB callsign genealogy
Currently held by BALFANZ, DAVID 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 WD0DB's current licensee, walking backwards.
- BALFANZ, DAVID AMNgranted 2014-02-12cancelled 2017-12-05
Successor callsigns
Callsigns held now by people who previously held WD0DB.
No current licensee on record previously held this callsign.