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

KA1T callsign genealogy

Currently held by STANLEY, THOMAS 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 KA1T's current licensee, walking backwards.

  1. WA1TKTcancelled· E
    STANLEY, THOMAS KVTgranted 1999-06-21cancelled 2000-07-07

Successor callsigns

Callsigns held now by people who previously held KA1T.

  1. W9WWactive· E
    HANEY, RALPH DWIgranted 2018-04-20

All historical holders

Every license row we've seen with the callsign KA1T, oldest first.

  • STANLEY, THOMAS K VT
    2020-05-01 active
  • HANEY, RALPH D
    → cancelled 1998-05-11