Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5TKH callsign genealogy
Currently held by Henthorn, Timothy K
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 K5TKH's current licensee, walking backwards.
- Henthorn, Timothy KTXgranted 2003-08-08cancelled 2004-04-17
Successor callsigns
Callsigns held now by people who previously held K5TKH.
- Henthorn, Timothy KTXgranted 2017-06-15