Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6TEI callsign genealogy
Currently held by Briggs, Marshall D
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 N6TEI's current licensee, walking backwards.
- Briggs, Marshall DCAgranted 2016-12-16cancelled 2022-11-01
Successor callsigns
Callsigns held now by people who previously held N6TEI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TEI, oldest first.
- FORCUM, WILLIAM M CA2008-05-30 → cancelled 2020-08-29
- Briggs, Marshall D CA2022-11-01 active