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

WV4K callsign genealogy

Currently held by THOMPSON, WALTER C

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 WV4K's current licensee, walking backwards.

  1. KC4YATcancelled· E
    Case, JamesALgranted 2001-01-11cancelled 2002-06-15

Successor callsigns

Callsigns held now by people who previously held WV4K.

  1. K4WCTcancelled· E
    THOMPSON, WALTER CNCgranted 2000-05-26cancelled 2007-05-18

All historical holders

Every license row we've seen with the callsign WV4K, oldest first.

  • THOMPSON, WALTER C NC
    1998-09-22 → cancelled 2000-05-26
  • Case, James AL
    2022-03-24 active