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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K6TWC callsign genealogy

Currently held by MC NAMES, DANIEL 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 K6TWC's current licensee, walking backwards.

  1. KC6YMUcancelled· T
    MC NAMES, DANIEL ACAgranted 2001-05-02cancelled 2010-04-06

Successor callsigns

Callsigns held now by people who previously held K6TWC.

  1. K7TWCactive· G
    PLUMMER, EDWARD BMTgranted 2018-10-11

All historical holders

Every license row we've seen with the callsign K6TWC, oldest first.

  • MC NAMES, DANIEL A CA
    2020-04-03 active
  • PLUMMER, EDWARD B
    → cancelled 1998-01-14