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

W7ZU callsign genealogy

Currently held by HAGGERTY, ROBERT M

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 W7ZU's current licensee, walking backwards.

  1. K7LKHcancelled· E
    Harris, Linda KWAgranted 2014-02-11cancelled 2019-08-20
  2. KF7PCZcancelled· E
    Harris, Linda KWAgranted 2011-04-14cancelled 2014-02-11

Successor callsigns

Callsigns held now by people who previously held W7ZU.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W7ZU, oldest first.

  • HAGGERTY, ROBERT M ID
    2009-05-01 → cancelled 2017-07-31
  • Harris, Linda K WA
    2019-08-20 active
← Back to W7ZU License history →