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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KP4BOL callsign genealogy

Currently held by DAVILA LOPEZ, CARLOS

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 KP4BOL's current licensee, walking backwards.

  1. WP4QGBcancelled
    Asociacion De Radioaficionados De UtuadoPRgranted 2018-07-09cancelled 2018-08-21

Successor callsigns

Callsigns held now by people who previously held KP4BOL.

  1. KP4CDactive· A
    DAVILA LOPEZ, CARLOSPRgranted 2026-01-15
  2. KP4CDcancelled· A
    DAVILA LOPEZ, CARLOSPRgranted 2009-05-27cancelled 2010-01-29

All historical holders

Every license row we've seen with the callsign KP4BOL, oldest first.

  • DAVILA LOPEZ, CARLOS PR
    2006-10-24 → cancelled 2009-05-27
  • DAVILA LOPEZ, CARLOS PR
    2010-01-29 → cancelled 2014-12-09
  • ASOCIACION DE RADIOAFICIONADOS DE UTUADO PR
    2018-08-21 active
← Back to KP4BOL License history →