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

KB6WTX callsign genealogy

Currently held by Riddick, James K

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 KB6WTX's current licensee, walking backwards.

  1. KO6JHKcancelled· T
    Riddick, James KCAgranted 2025-05-14cancelled 2025-06-03

Successor callsigns

Callsigns held now by people who previously held KB6WTX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB6WTX, oldest first.

  • RAND, DAVID B CA
    1988-04-12 → cancelled 2000-04-13
  • Riddick, James K CA
    2025-06-03 active