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

KK4GRQ

Cancelled

Ismerio, Carlos H

Location: Delray Beach, FL
Class: Technician
Granted: 2012-02-10
Expires: 2022-02-10
FRN: 0021458633

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

Vanity availability

Available

Available now

KK4GRQ cleared its 2-year hold on 2017-12-24. Eligible for vanity application.

Last held by Ismerio, Carlos H (FL).

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

KI5EEEactive· G
Ismerio, Carlos HFLgranted 2015-12-25

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

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

Starting with KK4

All →

KK4LNP TN · 2026-09-11
KK4LNQ TN · 2026-09-11
KK4LNT TN · 2026-09-11
KK4LNV TN · 2026-09-11
KK4LOA FL · 2026-09-11

Full history → Vanity availability → Callsign genealogy →