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

WP3XU

Cancelled

SERPA, CARLOS J

Location: MOROUIS, PR
Class: Technician
Granted: 2003-06-03
Expires: 2013-06-03
FRN: 0009061664

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Vanity availability

Available

Available now

WP3XU cleared its 2-year hold on 2005-08-11. Eligible for vanity application.

Last held by SERPA, CARLOS J (PR).

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

KP4CSLexpired· T
SERPA, CARLOS JPRgranted 2014-12-06cancelled 2025-08-13

License history

0 events

No recorded events.

More vanity slots coming available

From Puerto Rico

All →

WP4TLD 2026-09-10
K5DTC 2026-09-14
WP4LKC 2026-09-14
KP4ECD 2026-09-16
WP3TU 2026-09-16

Starting with WP3

All →

WP3TU PR · 2026-09-16
WP3TX PR · 2026-09-16
WP3UB PR · 2026-09-16
WP3UC PR · 2026-09-16
WP3US PR · 2026-09-30

Full history → Vanity availability → Callsign genealogy →