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

W4YKI

Active

MISENHEIMER, WILLIAM C

Location: CARRIERE, MS
Class: Amateur Extra
Granted: 2018-11-28
Expires: 2029-02-18
Previous call: KA5SNI
FRN: 0008412421

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

Vanity availability

Held

Currently held

W4YKI 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

KA5SNIcancelled· E
Misenheimer, William CMSgranted 2006-08-03cancelled 2009-02-18

License history

0 events

No recorded events.

More vanity slots coming available

From Mississippi

All →

KC5RKS 2026-09-10
KF5RYJ 2026-09-11
KF5RYK 2026-09-11
KD8TCH 2026-09-13
KF5RZE 2026-09-13

Starting with W4

All →

W4IDI AL · 2026-09-10
W4YAU TN · 2026-09-10
W4CVH VA · 2026-09-12
W4QDZ NC · 2026-09-13
W4CKI AL · 2026-09-17

Full history → Vanity availability → Callsign genealogy →