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

N4CY callsign genealogy

Currently held by MARZLOFF, GEORGE E

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 N4CY's current licensee, walking backwards.

  1. N8CNPcancelled· E
    SHARP JR, EVERETT WALgranted 2008-06-03cancelled 2015-11-06

Successor callsigns

Callsigns held now by people who previously held N4CY.

  1. KU9Pactive· E
    Gausmann, Theodore LWIgranted 2025-09-16
  2. K4GMactive· E
    MARZLOFF, GEORGE EVAgranted 2023-07-11

All historical holders

Every license row we've seen with the callsign N4CY, oldest first.

  • MARZLOFF, GEORGE E VA
    1997-05-22 → cancelled 2003-08-07
  • Gausmann, Theodore L IL
    2005-08-26 → cancelled 2013-10-17
  • SHARP JR, EVERETT W AL
    2025-08-26 active
← Back to N4CY License history →