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

K5OLE callsign genealogy

Currently held by Freiberger, John D

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 K5OLE's current licensee, walking backwards.

  1. K6MPRcancelled· E
    Recker, Matthias PNMgranted 2012-05-12cancelled 2018-07-14
  2. KJ6VJPcancelled· E
    Recker, Matthias PCAgranted 2012-03-30cancelled 2012-05-12

Successor callsigns

Callsigns held now by people who previously held K5OLE.

  1. AL4Nactive· E
    Recker, Matthias PAKgranted 2025-06-27

All historical holders

Every license row we've seen with the callsign K5OLE, oldest first.

  • HOWARD, MARSHALL MS
    1988-08-09 → cancelled 2000-08-10
  • Freiberger, John D TX
    2002-08-06 → cancelled 2014-08-07
  • Recker, Matthias P AK
    2018-07-14 → cancelled 2025-06-27
← Back to K5OLE License history →