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

W7ZJ callsign genealogy

Currently held by Mc Nabb, Thomas R

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 W7ZJ's current licensee, walking backwards.

  1. K9ZJactive· E
    Hageman Jr, Richard WWIgranted 2017-04-06
  2. KD9BKcancelled· E
    Hageman Jr, Richard WWIgranted 2001-01-31cancelled 2007-06-29
  3. N9DTK
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held W7ZJ.

  1. K9ZJcancelled· E
    Mc Nabb, Thomas RILgranted 2003-03-04cancelled 2005-02-08

All historical holders

Every license row we've seen with the callsign W7ZJ, oldest first.

  • DOHERR, EDWARD K WA
    1987-10-06 → cancelled 1999-10-07
  • MC NABB, THOMAS R OR
    2000-04-21 → cancelled 2003-03-04
  • Mc Nabb, Thomas R TX
    2024-11-16 active
← Back to W7ZJ License history →