Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8CTU callsign genealogy
Currently held by SAN PABLO, MARK P
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 K8CTU's current licensee, walking backwards.
- SAN PABLO, MARK PCAgranted 1998-07-18cancelled 2006-11-10
Successor callsigns
Callsigns held now by people who previously held K8CTU.
No current licensee on record previously held this callsign.