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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KC0QB callsign genealogy

Currently held by KEITH, ALDEN L

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 KC0QB's current licensee, walking backwards.

  1. KA0ALactive· E
    Kleinigger, Robert AMOgranted 2018-09-18
  2. KE0QZFcancelled· E
    Kleinigger, Robert AMOgranted 2018-04-04cancelled 2018-09-18

Successor callsigns

Callsigns held now by people who previously held KC0QB.

  1. K0BLAcancelled· E
    KEITH, ALDEN LMOgranted 2007-05-01cancelled 2007-06-26

All historical holders

Every license row we've seen with the callsign KC0QB, oldest first.

  • KEITH, ALDEN L MO
    2006-08-08 → cancelled 2007-05-01
  • KEITH, ALDEN L MO
    2008-05-09 → cancelled 2020-05-12
← Back to KC0QB License history →