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

KA1CVS callsign genealogy

Currently held by MACKINNON, MARK A

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 KA1CVS's current licensee, walking backwards.

  1. WB1Eactive· E
    CHRISTENSEN, DOUG MTXgranted 2019-07-02
  2. N5DMCactive· G
    GRIFFETH JR, JAMES CTXgranted 2021-07-24
  3. KE5WAPcancelled· G
    GRIFFETH JR, JAMES CTXgranted 2018-06-12cancelled 2021-07-24

Successor callsigns

Callsigns held now by people who previously held KA1CVS.

  1. WB1Ecancelled· E
    MAC KINNON, MARK AMEgranted 2012-06-23cancelled 2017-06-10
← Back to KA1CVS License history →