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

KY4YU

Cancelled

BERZINSKAS III, WILLIAM M

Location: DURHAM, NC
Class: Amateur Extra
Granted: 2023-02-07
Expires: 2033-02-07
Previous call: KQ4FZQ
FRN: 0033281411

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Vanity availability

Available

Available now

KY4YU cleared its 2-year hold on 2025-06-29. Eligible for vanity application.

Last held by BERZINSKAS III, WILLIAM M (NC).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Previously held by current licensee

KQ4FZQcancelled· E
BERZINSKAS III, WILLIAM MNCgranted 2023-02-07cancelled 2023-06-26

Prior holders later became

KY4ZCcancelled· E
BERZINSKAS III, WILLIAM MNCgranted 2023-02-07cancelled 2024-05-21

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

K4LWW 2026-09-10
K4ONS 2026-09-10
KG4TPH 2026-09-10
KK4LNB 2026-09-10
KK4LND 2026-09-10

Starting with KY4

All →

KY4MAC TN · 2026-10-11
KY4KF NC · 2026-11-30
KY4ZL KY · 2026-12-06
KY4UH GA · 2026-12-21
KY4EOD KY · 2027-02-11

Full history → Vanity availability → Callsign genealogy →