Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX4TK callsign genealogy
Currently held by Klepin, Theodore 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 WX4TK's current licensee, walking backwards.
- Klepin, Theodore ETNgranted 2015-09-14cancelled 2016-10-01
Successor callsigns
Callsigns held now by people who previously held WX4TK.
No current licensee on record previously held this callsign.