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

W5SOL callsign genealogy

Currently held by APONTE SANTANA, SPARKY

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 W5SOL's current licensee, walking backwards.

  1. W5SBDcancelled· E
    Davis, John RTXgranted 2022-09-07cancelled 2024-04-13
  2. KI5VNKcancelled· G
    Davis, John RTXgranted 2022-05-26cancelled 2022-09-07

Successor callsigns

Callsigns held now by people who previously held W5SOL.

  1. KP4IXactive· E
    APONTE SANTANA, SPARKYPRgranted 2022-03-19

All historical holders

Every license row we've seen with the callsign W5SOL, oldest first.

  • MARTIN, RALPH J CA
    1989-05-09 → cancelled 2001-05-10
  • APONTE SANTANA, SPARKY PR
    2015-01-13 → cancelled 2022-03-19
  • Davis, John R TX
    2024-04-13 active
← Back to W5SOL License history →