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

KJ7EFF callsign genealogy

Currently held by WYKE, JEFFREY 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 KJ7EFF's current licensee, walking backwards.

  1. KT5OKcancelled· A
    WYKE, JEFFREY LOKgranted 2009-10-31cancelled 2015-04-21
  2. WY5KEactive· E
    Strathman, Scott WNMgranted 2023-07-14
  3. K0SWScancelled· E
    Strathman, Scott WMOgranted 2022-09-13cancelled 2023-07-14
  4. N0SSXcancelled· E
    Strathman, Scott WMOgranted 2018-10-05cancelled 2022-09-13
  5. KE0FOKcancelled· T
    Strathman, Scott WMOgranted 2015-08-21cancelled 2018-10-05

Successor callsigns

Callsigns held now by people who previously held KJ7EFF.

  1. N7AVGactive· A
    WYKE, JEFFREY LOKgranted 2024-03-22
← Back to KJ7EFF License history →