Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8TCP callsign genealogy
Currently held by STREB III, RALPH 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 K8TCP's current licensee, walking backwards.
- STREB III, RALPH JOHgranted 2017-02-21cancelled 2018-08-03
Successor callsigns
Callsigns held now by people who previously held K8TCP.
No current licensee on record previously held this callsign.