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

KF4REI

Cancelled

PROENZA, ROBERTO

Location: MIAMI, FL
Class: General
Granted: 2007-01-23
Expires: 2017-01-23
Previous call: KB2TJH
FRN: 0016001331

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Vanity availability

Available

Available now

KF4REI cleared its 2-year hold on 2009-02-12. Eligible for vanity application.

Last held by PROENZA, ROBERTO (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 →

Previously held by current licensee

KB2TJH
no FCC ULS record on file

Prior holders later became

KD4NYCactive· E
Proenza, RobertoFLgranted 2016-12-28

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 KF4

All →

KF4WUR VA · 2026-10-01
KF4BCO FL · 2026-10-09
KF4WLA FL · 2026-10-11
KF4QOP KY · 2026-11-16
KF4TYA FL · 2026-11-22

Full history → Vanity availability → Callsign genealogy →