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

NP3RK

Active

SANTOS TORRES, LUIS F

Location: CAYEY, PR
Class: General
Granted: 2019-07-30
Expires: 2029-07-30
Previous call: KP4LST
FRN: 0025918384

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Vanity availability

Held

Currently held

NP3RK 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

KP4LSTcancelled· G
SANTOS TORRES, LUIS FPRgranted 2016-10-18cancelled 2019-07-30
KM4YBNcancelled· T
SANTOS TORRES, LUIS FFLgranted 2016-09-30cancelled 2016-10-18

Prior holders later became

KP4BRTactive· E
TORRES RODRIGUEZ, OIGIMERPRgranted 2017-04-28

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 NP3

All →

NP3FM PR · 2026-10-01
NP3CF PR · 2027-05-03
NP3KL PR · 2027-05-17
NP3CE PR · 2027-06-07
NP3EG PR · 2027-06-07

Full history → Vanity availability → Callsign genealogy →