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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

WZ5Q callsign genealogy

Currently held by Peak, Michael L

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 WZ5Q's current licensee, walking backwards.

  1. KC5CQFcancelled· E
    Peak, Michael LLAgranted 2003-06-10cancelled 2003-12-23

Successor callsigns

Callsigns held now by people who previously held WZ5Q.

  1. AB5GHcancelled· E
    GROSSMAN, RONALD MOKgranted 2001-07-03cancelled 2002-03-21

All historical holders

Every license row we've seen with the callsign WZ5Q, oldest first.

  • GROSSMAN, RONALD M OK
    2001-05-19 → cancelled 2001-07-03
  • Peak, Michael L LA
    2023-10-14 active
← Back to WZ5Q License history →