Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7TAC callsign genealogy
Currently held by Coss, David 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 N7TAC's current licensee, walking backwards.
- Coss, David APAgranted 2024-05-14cancelled 2024-06-01
Successor callsigns
Callsigns held now by people who previously held N7TAC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7TAC, oldest first.
- DEARBORNE, DENNIS W NC2012-03-20 → cancelled 2023-07-25
- Coss, David A WA2024-06-01 active