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

KP4DW callsign genealogy

Currently held by LOVELAND, ERNEST J

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 KP4DW's current licensee, walking backwards.

  1. KP4ODcancelled· E
    Walker-Guzman, Delmer OPRgranted 2019-04-26cancelled 2026-04-17
  2. KP4OMIcancelled· E
    Walker-Guzman, Delmer OPRgranted 2019-02-26cancelled 2019-04-26
  3. WP4DMcancelled· G
    Walker-Guzman, Delmer OPRgranted 2014-12-18cancelled 2019-02-26

Successor callsigns

Callsigns held now by people who previously held KP4DW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KP4DW, oldest first.

  • LOVELAND, ERNEST J PR
    2005-11-29 → cancelled 2017-11-25
  • Walker-Guzman, Delmer O PR
    2026-04-17 active
← Back to KP4DW License history →