Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SPA callsign genealogy
Currently held by DAVIS, RICHARD W
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 K4SPA's current licensee, walking backwards.
- DAVIS, RICHARD WSCgranted 2007-10-25cancelled 2008-03-28
Successor callsigns
Callsigns held now by people who previously held K4SPA.
No current licensee on record previously held this callsign.