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

NK5X callsign genealogy

Currently held by BARKER, PERRY W

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 NK5X's current licensee, walking backwards.

  1. KF5EEPcancelled· E
    Biles, Douglas KTXgranted 2009-11-30cancelled 2011-01-14

Successor callsigns

Callsigns held now by people who previously held NK5X.

  1. NN5Vactive
    Yrisarri Contest ClubNMgranted 2026-07-03
  2. KD5ZDactive· E
    BENNETT, CHARLES STXgranted 2023-09-01
  3. KX5Aexpired
    SONS OF SICILY CONTEST CLUBTXgranted 2008-12-09cancelled 2020-12-10
  4. KX5Mexpired· E
    BARKER, PERRY WTXgranted 2000-11-07cancelled 2012-11-08

All historical holders

Every license row we've seen with the callsign NK5X, oldest first.

  • BARKER, PERRY W TX
    1997-02-12 → cancelled 2000-11-07
  • BENNETT, CHARLES S TX
    2003-06-06 → cancelled 2003-09-16
  • Yrisarri Contest Club NM
    2006-01-19 → cancelled 2006-03-14
  • SONS OF SICILY CONTEST CLUB TX
    2008-05-17 → cancelled 2008-12-09
  • Biles, Douglas K TX
    2021-04-17 active
← Back to NK5X License history →