Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC8RPO callsign genealogy
Currently held by Spencer, Jeffery A
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 KC8RPO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC8RPO.
No current licensee on record previously held this callsign.