Confidence: Medium · Source: FCC ULS · As of 2026-09-09
WD4NET callsign genealogy
Currently held by DERRYBERRY, WALTER N
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 WD4NET's current licensee, walking backwards.
- Derryberry, Walter NGAgranted 2003-10-31cancelled 2005-03-29
Successor callsigns
Callsigns held now by people who previously held WD4NET.
No current licensee on record previously held this callsign.