Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1TF callsign genealogy
Currently held by SVEINBJORNSSON, THORVALDUR
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 N1TF's current licensee, walking backwards.
- BACON III, FREDERIC SMAgranted 2010-08-17cancelled 2011-04-08
Successor callsigns
Callsigns held now by people who previously held N1TF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1TF, oldest first.
- SVEINBJORNSSON, THORVALDUR NH2007-05-09 → cancelled 2008-09-27
- BACON III, FREDERIC S MA2021-01-15 active