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

N4NDL

Active

De Leon-Diaz, Nelson

Location: Las Piedras, PR
Class: Technician
Granted: 2020-07-24
Expires: 2030-07-24
Previous call: NP4DT
FRN: 0028271849

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Vanity availability

Held

Currently held

N4NDL 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

NP4DTcancelled· T
De Leon-Diaz, NelsonPRgranted 2019-03-22cancelled 2020-07-24
WP4QYIcancelled· T
De Leon-Diaz, NelsonPRgranted 2019-02-27cancelled 2019-03-22

Prior holders later became

KK4UUexpired· A
AYCOTH, ROBERT DNCgranted 1998-10-05cancelled 2010-10-06

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 N4

All →

N4WKB FL · 2026-09-10
N4MOC GA · 2026-09-14
N4YTT KY · 2026-09-14
N4PWQ TN · 2026-09-17
N4RIM NC · 2026-09-21

Full history → Vanity availability → Callsign genealogy →