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

W7SWS callsign genealogy

Currently held by Backey, Paul C

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 W7SWS's current licensee, walking backwards.

  1. W9FVactive· E
    Climaco, EugeneCAgranted 2018-01-17
  2. WO6Yactive· E
    Koch, Michael CCAgranted 2020-02-28
  3. KA6MCKcancelled· E
    Koch, Michael CCAgranted 2019-09-21cancelled 2020-02-28
  4. KM6VNGcancelled· G
    Koch, Michael CCAgranted 2018-09-04cancelled 2019-09-21

Successor callsigns

Callsigns held now by people who previously held W7SWS.

  1. W9FVcancelled· E
    Backey, Paul CAZgranted 2015-11-24cancelled 2015-12-26
← Back to W7SWS License history →