Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6TFL callsign genealogy
Currently held by DILLINGER, MICHAEL E
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 N6TFL's current licensee, walking backwards.
- Lettington, Thomas FCAgranted 2005-10-26cancelled 2010-06-22
Successor callsigns
Callsigns held now by people who previously held N6TFL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TFL, oldest first.
- DILLINGER, MICHAEL E CA1988-09-13 → cancelled 2000-09-14
- Lettington, Thomas F CA2020-04-15 active