Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0SPA callsign genealogy
Currently held by Spadavecchia, John C
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 K0SPA's current licensee, walking backwards.
- Spadavecchia, John CCOgranted 2016-08-15cancelled 2016-09-27
Successor callsigns
Callsigns held now by people who previously held K0SPA.
No current licensee on record previously held this callsign.