uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K5BSA callsign genealogy

Currently held by K5BSA AMATEUR RADIO SOCIETY

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 K5BSA's current licensee, walking backwards.

  1. KC5QZH
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held K5BSA.

No current licensee on record previously held this callsign.

← Back to K5BSA License history →