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

KP4PL callsign genealogy

Currently held by HERGERT, WAYNE A

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 KP4PL's current licensee, walking backwards.

  1. WP4OEAcancelled
    Puerto Rico Amateur Radio NetworkPRgranted 2010-02-11cancelled 2010-03-06

Successor callsigns

Callsigns held now by people who previously held KP4PL.

  1. KP4IPactive· E
    PUIG, FRANCISCOMDgranted 2017-09-14

All historical holders

Every license row we've seen with the callsign KP4PL, oldest first.

  • HERGERT, WAYNE A PR
    1988-07-05 → cancelled 2000-07-06
  • Puig Barreda, Francisco J PR
    2004-10-05 → cancelled 2007-12-11
  • ROIP AMATEUR RADIO ASSOCIATION PR
    2020-01-29 active
← Back to KP4PL License history →