uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K8MDT callsign genealogy

Currently held by Tuka, Mike D

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 K8MDT's current licensee, walking backwards.

  1. KD8PURcancelled· G
    Tuka, Mike DMIgranted 2010-10-28cancelled 2011-06-01
  2. KD8OYBcancelled· G
    Tuka, Mike DMIgranted 2010-10-28cancelled 2011-03-30

Successor callsigns

Callsigns held now by people who previously held K8MDT.

No current licensee on record previously held this callsign.

← Back to K8MDT License history →