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

N7RST callsign genealogy

Currently held by Thompson, Raymond S

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 N7RST's current licensee, walking backwards.

  1. KI7CSOcancelled· G
    Thompson, Raymond SAZgranted 2016-03-24cancelled 2017-06-17

Successor callsigns

Callsigns held now by people who previously held N7RST.

  1. W9BKRcancelled· E
    Hays, Christopher BTXgranted 2015-05-29cancelled 2015-07-28

All historical holders

Every license row we've seen with the callsign N7RST, oldest first.

  • WALSH, ROBERT F WA
    2001-06-14 → cancelled 2013-05-02
  • Hays, Christopher B TX
    2014-11-25 → cancelled 2015-05-29
  • Thompson, Raymond S AZ
    2017-06-17 active