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

WA0CZT callsign genealogy

Currently held by DORAN, JOHN 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 WA0CZT's current licensee, walking backwards.

  1. W0JMXcancelled· A
    DORAN, JOHN MIAgranted 2008-01-04cancelled 2008-10-15

Successor callsigns

Callsigns held now by people who previously held WA0CZT.

  1. W0JMXcancelled· A
    DORAN, JOHN MIAgranted 2008-01-04cancelled 2008-10-15

All historical holders

Every license row we've seen with the callsign WA0CZT, oldest first.

  • DORAN, JOHN M IA
    2004-03-06 → cancelled 2008-01-04
  • DORAN, JOHN M IA
    2018-12-04 active
← Back to WA0CZT License history →