Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6WTH callsign genealogy
Currently held by Blackwood, Iain 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 N6WTH's current licensee, walking backwards.
- Blackwood, Iain ACAgranted 2019-09-20cancelled 2019-10-11
Successor callsigns
Callsigns held now by people who previously held N6WTH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6WTH, oldest first.
- YOUNG, GLORIA M CA2001-03-30 → cancelled 2012-11-01
- Blackwood, Iain A CA2019-10-11 active