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

WN0O callsign genealogy

Currently held by FERGUSON, BRYAN 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 WN0O's current licensee, walking backwards.

  1. N0BJFcancelled· E
    FERGUSON, BRYAN JMOgranted 2020-03-19cancelled 2021-01-08
  2. KD0FLEcancelled· G
    FERGUSON, BRYAN JMOgranted 2008-10-15cancelled 2009-12-15

Successor callsigns

Callsigns held now by people who previously held WN0O.

  1. W0SPcancelled· E
    LOCHRIE, EDWARD GCOgranted 2018-11-24cancelled 2019-04-27

All historical holders

Every license row we've seen with the callsign WN0O, oldest first.

  • Wariakois, Robert MN
    2008-04-24 → cancelled 2016-10-11
  • LOCHRIE, EDWARD G CO
    2018-10-30 → cancelled 2018-11-24
  • FERGUSON, BRYAN J MO
    2021-01-08 active
← Back to WN0O License history →