uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W6TTZ callsign genealogy

Currently held by LUDLAM, KENNETH E

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 W6TTZ's current licensee, walking backwards.

  1. KO6NXPcancelled· T
    Torch, FredCAgranted 2026-06-02cancelled 2026-06-23

Successor callsigns

Callsigns held now by people who previously held W6TTZ.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6TTZ, oldest first.

  • LUDLAM, KENNETH E CO
    1988-04-12 → cancelled 2000-04-13
  • Torch MR, Fred CA
    2026-06-23 active