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

K4LCR

Active

Ruiz Gutierrez, Luis C

Location: San Juan, PR
Class: Amateur Extra
Granted: 2019-05-14
Expires: 2029-05-14
Previous call: WP4PVX
FRN: 0024923732

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

Vanity availability

Held

Currently held

K4LCR 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

WP4PVXcancelled· E
Ruiz Gutierrez, Luis CPRgranted 2017-08-31cancelled 2019-05-14

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 K4

All →

K4HCL FL · 2026-09-09
K4CYG FL · 2026-09-10
K4LWW NC · 2026-09-10
K4ONS NC · 2026-09-10
K4YDD FL · 2026-09-10

Full history → Vanity availability → Callsign genealogy →