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

KC8BIO callsign genealogy

Currently held by DAVIS, CLAUDE M

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 KC8BIO's current licensee, walking backwards.

  1. KA8JIMactive· G
    MANSON SR, JAMES TOHgranted 2018-07-05
  2. W8ICUactive· E
    Modica, Charles AOHgranted 2020-08-04
  3. KD8LUJcancelled· E
    Modica, Charles AOHgranted 2009-07-31cancelled 2010-10-16

Successor callsigns

Callsigns held now by people who previously held KC8BIO.

No current licensee on record previously held this callsign.