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

K4UAW callsign genealogy

Currently held by Smith, Mark W

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 K4UAW's current licensee, walking backwards.

  1. AB9IRcancelled· E
    Smith, Mark WFLgranted 2001-07-10cancelled 2009-09-01
  2. KB9ZYAcancelled· E
    Smith, Mark WINgranted 2001-07-10cancelled 2004-03-30

Successor callsigns

Callsigns held now by people who previously held K4UAW.

No current licensee on record previously held this callsign.

← Back to K4UAW License history →