Confidence: Medium · Source: FCC ULS · As of 2026-09-11

WH6DIO

Cancelled

SANDWICH ISLANDS SHORTWAVE CLUB

Location: HONOLULU, HI
Granted: 2008-09-02
Expires: 2018-09-02
FRN: 0018081729

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Vanity availability

Available

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WH6DIO cleared its 2-year hold on 2010-09-30. Eligible for vanity application.

Last held by SANDWICH ISLANDS SHORTWAVE CLUB (HI).

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 →

Prior holders later became

KH6TEactive
SANDWICH ISLANDS SHORTWAVE CLUBHIgranted 2018-07-05

License history

0 events

No recorded events.

More vanity slots coming available

From Hawaii

All →

KG6HRX 2026-09-20
WH6EAS 2026-09-20
WH6EAT 2026-09-20
KH7GAS 2026-09-21
WH6BRR 2026-09-21

Starting with WH6

All →

WH6EAS HI · 2026-09-20
WH6EAT HI · 2026-09-20
WH6BRR HI · 2026-09-21
WH6DY HI · 2026-09-21
WH6JA HI · 2026-09-21

Full history → Vanity availability → Callsign genealogy →