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

K4SGB

Expired

ZDUNCZYK, RICHARD J

Location
PALM BAY, FL
Class
Amateur Extra
Granted
1998-11-12
Expires
2008-11-12
Previous call
K4GMX
FRN
0003524089
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Vanity availability

Available

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K4SGB cleared its 2-year hold on 2012-11-11. Eligible for vanity application.

Last held by ZDUNCZYK, RICHARD J (FL).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

  1. K4GMXactive· G
    Herrington, Donald KKYgranted 2021-06-25
  2. KO4QVMcancelled· G
    Herrington, Donald KKYgranted 2021-05-28cancelled 2021-06-25

License history

0 events

No recorded events.

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