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

AC0ZY callsign genealogy

Currently held by BLANKLEY, KEITH 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 AC0ZY's current licensee, walking backwards.

  1. KD0RGNcancelled· E
    BLANKLEY, KEITH LKSgranted 2012-03-14cancelled 2012-04-20
  2. N0RZRactive· T
    Suderman Jr, Andrew WCOgranted 2020-04-03
  3. KE0ZTLcancelled· T
    Suderman Jr, Andrew WCOgranted 2020-03-11cancelled 2020-04-03

Successor callsigns

Callsigns held now by people who previously held AC0ZY.

  1. AA0MIactive· E
    BLANKLEY, KEITH LKSgranted 2025-06-10
← Back to AC0ZY License history →