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

NP4XB

Cancelled

MARTINEZ, MARCIAL R

Location: ORLANDO, FL
Class: General
Granted: 2021-06-07
Expires: 2031-07-09
Previous call: N4MHT
FRN: 0003134798

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

Vanity availability

Available

Available now

NP4XB cleared its 2-year hold on 2024-11-14. Eligible for vanity application.

Last held by MARTINEZ, MARCIAL R (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

N4MHTactive· E
TAYLOR, MICHAEL HKYgranted 2026-01-17
KF4QDXcancelled· G
TAYLOR, MICHAEL HKYgranted 1998-01-23cancelled 2006-01-31

Prior holders later became

KB4MSGactive· G
MARTINEZ, MARCIAL RFLgranted 2022-11-15

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4HCL 2026-09-09
KG4UZU 2026-09-09
KG4UZX 2026-09-09
KK4LMR 2026-09-09
W3EFZ 2026-09-09

Starting with NP4

All →

NP4YZ PA · 2027-06-18
NP4ST PR · 2027-07-26
NP4AO MA · 2027-08-12
NP4HC PR · 2028-02-07
NP4ZJ PR · 2028-03-04

Full history → Vanity availability → Callsign genealogy →