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

KP4DER callsign genealogy

Currently held by RODRIGUEZ SALCEDO, DAVID E

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 KP4DER's current licensee, walking backwards.

  1. NP4DRcancelled· G
    RODRIGUEZ SALCEDO, DAVID EPRgranted 2015-12-08cancelled 2018-08-31
  2. NP3MOcancelled· G
    RODRIGUEZ SALCEDO, DAVID EPRgranted 2007-01-25cancelled 2015-12-08

Successor callsigns

Callsigns held now by people who previously held KP4DER.

  1. KP4KZcancelled· E
    Rodriguez Salcedo, David EPRgranted 2022-06-10cancelled 2024-07-06

All historical holders

Every license row we've seen with the callsign KP4DER, oldest first.

  • CUBANO, LUIS F PR
    1994-03-22 → cancelled 2006-03-23
  • RODRIGUEZ SALCEDO, DAVID E PR
    2018-08-31 → cancelled 2022-06-10
← Back to KP4DER License history →