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

KP4BRT callsign genealogy

Currently held by TORRES RODRIGUEZ, OIGIMER

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 KP4BRT's current licensee, walking backwards.

  1. NP3RKactive· G
    SANTOS TORRES, LUIS FPRgranted 2019-07-30
  2. KP4LSTcancelled· G
    SANTOS TORRES, LUIS FPRgranted 2016-10-18cancelled 2019-07-30
  3. KM4YBNcancelled· T
    SANTOS TORRES, LUIS FFLgranted 2016-09-30cancelled 2016-10-18

Successor callsigns

Callsigns held now by people who previously held KP4BRT.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KP4BRT, oldest first.

  • GONZALEZ, REMIGIO T PR
    1996-05-09 → cancelled 2008-05-10
  • TORRES RODRIGUEZ, OIGIMER PR
    2017-04-28 active
← Back to KP4BRT License history →