Confidence: Medium · Source: FCC ULS · As of 2026-09-10

WA5K

Cancelled

KNUPKE, WILLIAM C

Location: OKLAHOMA CITY, OK
Class: Amateur Extra
Granted: 1996-11-04
Expires: 2006-11-04
Previous call: AA5PM
FRN: 0004391579

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Vanity availability

Unknown

Status unknown

No vanity-slot record on file for WA5K. Either it has never been issued, is currently held by an active license, or hasn't been re-computed since its last freeing event.

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

KG5DHFcancelled· E
Katirgis, StergieNMgranted 2014-07-25cancelled 2015-04-24

Prior holders later became

WC8Kexpired· E
KNUPKE, WILLIAM COKgranted 2010-12-21cancelled 2023-03-09

License history

0 events

No recorded events.

More vanity slots coming available

From Oklahoma

All →

KD5TUY 2026-09-10
KJ5HRK 2026-09-10
KF5RYN 2026-09-11
KF5RYO 2026-09-11
KJ5HQD 2026-09-13

Starting with WA5

All →

WA5WD AR · 2026-09-10
WA5RR TX · 2026-09-24
WA5MUE MS · 2026-09-28
WA5OSD MS · 2026-10-15
WA5OYY OK · 2026-10-22

Full history → Vanity availability → Callsign genealogy →