Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N2DH callsign genealogy
Currently held by TWADDELL, WILLIAM 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 N2DH's current licensee, walking backwards.
- Wilcox, Stephen ANJgranted 2018-08-20cancelled 2019-11-08
Successor callsigns
Callsigns held now by people who previously held N2DH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N2DH, oldest first.
- TWADDELL, WILLIAM E NJ2007-07-24 → cancelled 2019-10-22
- Wilcox, Stephen A NJ2019-11-08 active