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

NI5W callsign genealogy

Currently held by MORROW, GREGORY B

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 NI5W's current licensee, walking backwards.

  1. KF5AQVcancelled· E
    MORROW, GREGORY BTXgranted 2009-04-23cancelled 2009-06-09

Successor callsigns

Callsigns held now by people who previously held NI5W.

  1. W5KGcancelled· E
    CROTSENBURG, DONALD HTXgranted 2014-03-06cancelled 2024-02-06
  2. AF5Qcancelled· E
    GROSSMAN, RONALD MOKgranted 2007-05-11cancelled 2012-09-07

All historical holders

Every license row we've seen with the callsign NI5W, oldest first.

  • BURRIS, WILLIAM R TX
    1988-02-02 → cancelled 2000-02-03
  • CROTSENBURG, DONALD H TX
    2003-04-05 → cancelled 2004-05-26
  • GROSSMAN, RONALD M OK
    2006-07-06 → cancelled 2007-05-11
  • MORROW, GREGORY B TX
    2019-04-13 active
← Back to NI5W License history →