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

WP4JPA

Active

PEREZ, JOSE F

Location: SABANA GRANDE, PR
Class: Technician
Granted: 2021-06-22
Expires: 2031-06-22
Previous call: WP4RUC
FRN: 0029131364

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

Vanity availability

Held

Currently held

WP4JPA is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

WP4RUCcancelled· T
PEREZ, JOSE FPRgranted 2021-05-21cancelled 2021-06-22

Prior holders later became

KP4JPAactive· E
CASTILLO, LIBORIO (OLIVO)PRgranted 2018-11-24

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 →