Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC5YBT callsign genealogy
Currently held by TEXAS VHF FM SOCIETY INC
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 KC5YBT's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC5YBT.
- W5OGZactiveTEXAS VHF FM SOCIETY INCTXgranted 2020-09-16