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

KX4MSB

Cancelled

BYRD, MATTHEW S

Location: BURLINGTON, NC
Class: Amateur Extra
Granted: 2022-06-22
Expires: 2032-06-22
Previous call: KQ4AYE
FRN: 0032425241

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Vanity availability

Available

Available now

KX4MSB cleared its 2-year hold on 2025-09-07. Eligible for vanity application.

Last held by BYRD, MATTHEW S (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

KQ4AYEcancelled· T
Byrd, Matthew SNCgranted 2022-06-02cancelled 2022-06-22

Prior holders later became

NC4MBactive· E
BYRD, MATTHEW SNCgranted 2023-09-08

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 KX4

All →

KX4XK FL · 2026-10-15
KX4GL NC · 2026-10-25
KX4RAT KY · 2026-11-05
KX4TD GA · 2026-11-30
KX4ARC TN · 2026-12-10

Full history → Vanity availability → Callsign genealogy →