uls-tracker Sign in

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

KZ4NR

Cancelled

Carlson, Kevin H

Location: Siesta Key, FL
Class: Amateur Extra
Granted: 2024-10-24
Expires: 2034-10-24
Previous call: KQ4WNH
FRN: 0036095420

Sign in to watch

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

Vanity availability

468d

Available on 2027-12-23

KZ4NR cancelled on 2025-12-23. Hold ends in 468 days.

Last held by Carlson, Kevin H (FL).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Previously held by current licensee

KQ4WNHcancelled· E
Carlson, Kevin HFLgranted 2024-10-24cancelled 2024-11-25

Prior holders later became

K8CTOactive· E
Carlson, Kevin HFLgranted 2025-12-23

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

KD4SPY 2026-09-11
KK4LOA 2026-09-11
KB1HYE 2026-09-12
KO4UTL 2026-09-13
KQ4RHZ 2026-09-13

Starting with KZ4

KZ4FM KY · 2026-09-21
KZ4JU NC · 2026-09-24
KZ4LG GA · 2026-09-28
KZ4FS FL · 2026-10-16
KZ4BO VA · 2026-10-25

Full history → Vanity availability → Callsign genealogy →