Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0SIT callsign genealogy
Currently held by Cseke, Leland 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 N0SIT's current licensee, walking backwards.
- Cseke, Leland JMOgranted 2018-11-20cancelled 2018-12-11
Successor callsigns
Callsigns held now by people who previously held N0SIT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0SIT, oldest first.
- KATSOULIS, JAMES G CO1992-05-05 → cancelled 2004-05-06
- Cseke, Leland J MO2018-12-11 active