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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K0BLA callsign genealogy

Currently held by BONASERA, CHARLES 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 K0BLA's current licensee, walking backwards.

  1. KE0TBKcancelled· T
    Andersen, Benjamin LCOgranted 2018-09-24cancelled 2018-10-12

Successor callsigns

Callsigns held now by people who previously held K0BLA.

  1. N6BLAexpired· G
    BONASERA, CHARLES JCAgranted 2011-04-16cancelled 2023-04-18
  2. KA0ALcancelled· E
    KEITH, ALDEN LMOgranted 2007-06-26cancelled 2008-05-09

All historical holders

Every license row we've seen with the callsign K0BLA, oldest first.

  • KEITH, ALDEN L MO
    2007-05-01 → cancelled 2007-06-26
  • BONASERA, CHARLES J CO
    2010-11-02 → cancelled 2011-04-16
  • Andersen, Benjamin L CO
    2018-10-12 active
← Back to K0BLA License history →