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

N5JKY callsign genealogy

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 N5JKY's current licensee, walking backwards.

  1. NA5Eactive· E
    Geer, Bobby RTXgranted 2022-11-18
  2. KD5QITcancelled· E
    Geer, Bobby RTXgranted 2001-11-14cancelled 2003-02-08

Successor callsigns

Callsigns held now by people who previously held N5JKY.

  1. W5RSTactive· E
    MC SHAN, WILLIAM MOKgranted 2023-08-12
  2. NA5Ecancelled· E
    MC SHAN, WILLIAM MOKgranted 1999-08-03cancelled 2000-08-29

All historical holders

Every license row we've seen with the callsign N5JKY, oldest first.

  • MC SHAN, WILLIAM M OK
    2010-08-10 → cancelled 2013-11-09
  • —
    — → cancelled 1999-08-03
← Back to N5JKY License history →