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

K5JAP callsign genealogy

Currently held by PIERCE, JACOB 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 K5JAP's current licensee, walking backwards.

  1. KE5GVUcancelled· T
    PIERCE, JACOB AMSgranted 2005-12-19cancelled 2012-08-07

Successor callsigns

Callsigns held now by people who previously held K5JAP.

  1. K5JPXactive· T
    PONDER, JACQUELINEARgranted 2016-01-05

All historical holders

Every license row we've seen with the callsign K5JAP, oldest first.

  • Ponder, Jacqueline AR
    2004-04-28 → cancelled 2006-03-31
  • PIERCE, JACOB A MS
    2022-07-19 active
← Back to K5JAP License history →