Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0TJC callsign genealogy
Currently held by Ciolino, 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 K0TJC's current licensee, walking backwards.
- Ciolino, Thomas JMOgranted 2008-02-25cancelled 2008-03-29
Successor callsigns
Callsigns held now by people who previously held K0TJC.
No current licensee on record previously held this callsign.