Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NH6TD callsign genealogy
Currently held by Ness, Marshall 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 NH6TD's current licensee, walking backwards.
- Ness, MarshallHIgranted 2015-04-23cancelled 2015-08-07
Successor callsigns
Callsigns held now by people who previously held NH6TD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NH6TD, oldest first.
- BUTLER, STEPHEN T HI1989-05-23 → cancelled 2001-05-24
- Ness, Marshall J TX2026-02-04 active