Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4TWK callsign genealogy
Currently held by Kuykendall, Tighe 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 K4TWK's current licensee, walking backwards.
- KIRCHMAIER JR, THOMAS WVAgranted 2012-09-10cancelled 2014-03-29
Successor callsigns
Callsigns held now by people who previously held K4TWK.
- Kuykendall, Tighe WSCgranted 2008-06-28cancelled 2008-07-22
All historical holders
Every license row we've seen with the callsign K4TWK, oldest first.
- Kuykendall, Tighe W SC2007-07-03 → cancelled 2008-06-28
- KIRCHMAIER JR, THOMAS W VA2024-01-31 active