Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0SJS callsign genealogy
Currently held by SPRINGER, STEVEN 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 K0SJS's current licensee, walking backwards.
- SPRINGER, STEVEN JCOgranted 1996-07-29cancelled 2000-01-28
Successor callsigns
Callsigns held now by people who previously held K0SJS.
No current licensee on record previously held this callsign.