Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4DHT callsign genealogy
Currently held by LAWS, WILLIAM J
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 N4DHT's current licensee, walking backwards.
- LAWS, WILLIAM JNCgranted 2011-03-01cancelled 2019-05-10
Successor callsigns
Callsigns held now by people who previously held N4DHT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4DHT, oldest first.
- CANNING, DOUGLAS E NC2003-12-03 → cancelled 2015-12-04
- LAWS, WILLIAM J NC2019-05-10 active