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

WP4KL

Cancelled

SERRANO ROSA, JOSE L

Location: GUAYAMA, PR
Class: Amateur Extra
Granted: 2012-11-10
Expires: 2022-11-10
Previous call: NP3JP
FRN: 0004206405

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Vanity availability

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WP4KL cleared its 2-year hold on 2015-05-21. Eligible for vanity application.

Last held by SERRANO ROSA, JOSE L (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 →

Previously held by current licensee

NP3JPcancelled· G
SERRANO ROSA, JOSE LPRgranted 2005-01-25cancelled 2012-11-10
WP4MWH
no FCC ULS record on file

Prior holders later became

KP4CHcancelled· E
SERRANO, JOSE LINgranted 2023-03-25cancelled 2024-10-11
N1HOAexpired· G
FREY, KAREN EMEgranted 1990-04-24cancelled 2002-04-25

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 WP4

All →

WP4TLD PR · 2026-09-10
WP4LKC PR · 2026-09-14
WP4MRN UT · 2026-09-17
WP4TKL PR · 2026-09-17
WP4KNF PR · 2026-09-18

Full history → Vanity availability → Callsign genealogy →