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

W6TEK callsign genealogy

Currently held by NEHER, WILLIAM B

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 W6TEK's current licensee, walking backwards.

  1. KK6SDTcancelled· G
    Madison, Gary DCAgranted 2015-02-20cancelled 2015-03-21

Successor callsigns

Callsigns held now by people who previously held W6TEK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6TEK, oldest first.

  • NEHER, WILLIAM B CA
    1987-09-15 → cancelled 1999-09-16
  • Madison, Gary D CA
    2015-03-21 active