uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KP4EBS callsign genealogy

Currently held by Borrero-Emmanuelli, Enery

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 KP4EBS's current licensee, walking backwards.

  1. WP4AKBactive· T
    Mercado-Martin, Joaquin MPRgranted 2019-10-16
  2. WP4RGYcancelled· T
    Mercado-Martin, Joaquin MPRgranted 2019-09-25cancelled 2019-10-16

Successor callsigns

Callsigns held now by people who previously held KP4EBS.

  1. KP4EBactive· E
    Borrero-Emmanuelli, EneryPRgranted 2019-05-07
← Back to KP4EBS License history →