Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2TNT callsign genealogy
Currently held by Mangrum, Timothy W
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 K2TNT's current licensee, walking backwards.
- Mangrum, Timothy WWAgranted 2018-03-29cancelled 2020-01-31
Successor callsigns
Callsigns held now by people who previously held K2TNT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2TNT, oldest first.
- FISCHER, GEORGE K FL2007-04-24 → cancelled 2019-04-25
- Mangrum, Timothy W WA2020-01-31 active