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

K4OV callsign genealogy

Currently held by VILMS, ULO

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 K4OV's current licensee, walking backwards.

  1. KA1ARBactive
    Connecticut Expats Radiosport ClubNCgranted 2016-01-08
  2. KJ4ZKFcancelled
    Connecticut Expats Radiosport ClubNCgranted 2010-12-01cancelled 2016-01-08

Successor callsigns

Callsigns held now by people who previously held K4OV.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K4OV, oldest first.

  • VILMS, ULO GA
    1999-12-09 → cancelled 2009-10-19
  • KATZ, ROBERT A NC
    2021-09-07 active
← Back to K4OV License history →