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

WT5K callsign genealogy

Currently held by Smith, Michael P

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 WT5K's current licensee, walking backwards.

  1. K4MPSactive· E
    Shields, Michael PFLgranted 2024-08-30
  2. KZ4JTcancelled· E
    Shields, Michael PFLgranted 2020-11-13cancelled 2024-08-30
  3. KO4JCWcancelled· E
    Shields, Michael PFLgranted 2020-11-13cancelled 2024-07-16

Successor callsigns

Callsigns held now by people who previously held WT5K.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign WT5K, oldest first.

  • LOCKARD, JAMES M LA
    2007-08-14 → cancelled 2019-11-13
  • Smith, Michael P KY
    2019-12-03 active
← Back to WT5K License history →