Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7TTA callsign genealogy
Currently held by DONNELLY JR, DENNIS R
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 N7TTA's current licensee, walking backwards.
- TOWNSEND, ROBERTAZgranted 2021-01-20cancelled 2021-03-13
Successor callsigns
Callsigns held now by people who previously held N7TTA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7TTA, oldest first.
- DONNELLY JR, DENNIS R NV1991-09-03 → cancelled 2003-09-04
- TOWNSEND, ROBERT AZ2021-03-13 active