Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4TWT callsign genealogy
Currently held by FLYNN, SAMMY 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 N4TWT's current licensee, walking backwards.
- WHITTLE III, ANDREW HGAgranted 2004-10-07cancelled 2013-12-14
Successor callsigns
Callsigns held now by people who previously held N4TWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4TWT, oldest first.
- FLYNN, SAMMY D AL2000-02-08 → cancelled 2012-02-09
- WHITTLE III, ANDREW H GA2024-03-14 active