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

WO0Z callsign genealogy

Currently held by Kucera Mr, Daniel 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 WO0Z's current licensee, walking backwards.

  1. AD0PUcancelled· E
    Kucera, Daniel JMNgranted 2015-03-03cancelled 2015-08-07
  2. KE0DJLcancelled· E
    Kucera, Daniel JMNgranted 2015-03-03cancelled 2015-06-24

Successor callsigns

Callsigns held now by people who previously held WO0Z.

  1. K0DJKactive· E
    Kucera, Daniel JMNgranted 2025-09-12
  2. WO7Ractive· E
    LOEN, LARRY WAZgranted 2023-04-25

All historical holders

Every license row we've seen with the callsign WO0Z, oldest first.

  • LOEN, LARRY W AZ
    2006-01-20 → cancelled 2013-07-19
  • Kucera Mr, Daniel J MN
    2025-08-19 → cancelled 2025-09-12
← Back to WO0Z License history →