Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2TJU callsign genealogy
Currently held by Urbanek, Thomas J
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 K2TJU's current licensee, walking backwards.
- Urbanek, Thomas JCOgranted 2015-05-21cancelled 2020-07-11
Successor callsigns
Callsigns held now by people who previously held K2TJU.
No current licensee on record previously held this callsign.