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

KH7SD

Active

Zierholz, Kuno

Location: Honolulu, HI
Class: Amateur Extra
Granted: 2025-07-29
Expires: 2035-10-24
Previous call: WH6EWI
FRN: 0024723694

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

KH7SD is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

WH6EWIcancelled· E
Zierholz, KunoHIgranted 2015-07-10cancelled 2015-10-24

Prior holders later became

AH6QSexpired· E
AH NEE, GLENN MHIgranted 2009-03-03cancelled 2021-03-20

License history

0 events

No recorded events.

More vanity slots coming available

From Hawaii

All →

WH6HBG 2026-09-10
WH6IM 2026-09-10
KG6HRX 2026-09-20
WH6EAS 2026-09-20
WH6EAT 2026-09-20

Starting with KH7

All →

KH7GAS HI · 2026-09-21
KH7HNL HI · 2026-11-26
KH7HJ TN · 2027-04-10
KH7PO CA · 2027-09-20
KH7AM HI · 2028-03-04

Full history → Vanity availability → Callsign genealogy →