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

NP4Y

Expired

Felix, Trabert M

Location: Aguadilla, PR
Class: Amateur Extra
Granted: 2007-05-01
Expires: 2017-07-21
FRN: 0001834720

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Vanity availability

Unknown

Status unknown

No vanity-slot record on file for NP4Y. Either it has never been issued, is currently held by an active license, or hasn't been re-computed since its last freeing event.

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

KP3MPcancelled· E
PEREZ, MARIO LPRgranted 2018-12-27cancelled 2019-08-09
WP4MPcancelled· E
PEREZ, MARIO LPRgranted 2018-11-06cancelled 2018-12-27
WP4QNHcancelled· T
PEREZ, MARIO LPRgranted 2018-10-18cancelled 2018-11-06

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 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 →