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

KJ4PMZ

Cancelled

ROSARIO, LUIS

Location: Aguadilla, PR
Class: Amateur Extra
Granted: 2020-04-14
Expires: 2029-10-06
FRN: 0019165042

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Vanity availability

Available

Available now

KJ4PMZ cleared its 2-year hold on 2026-05-29. Eligible for vanity application.

Last held by ROSARIO, LUIS (PR).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Prior holders later became

KP4GSactive· E
ROSARIO, LUISFLgranted 2024-05-29

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 KJ4

All →

KJ4ZTP WA · 2026-09-13
KJ4RVA FL · 2026-10-11
KJ4ZQX SC · 2026-10-29
KJ4AAD GA · 2026-11-05
KJ4RZZ FL · 2026-11-08

Full history → Vanity availability → Callsign genealogy →