KP4II

KP4II is restricted to amateurs with a USPS address in Puerto Rico

KP4II is restricted to Technician class operators or higher.

KP4II is e - expired and is available.

Scroll down to the applications that requested this callsign.
An Entity Name opens everything filed under that licensee’s FCC Registration Number.
A Grant Date opens all processing on that day; an Effective Date opens the license record.

Column headings link to an explanation of the column.
A bold Applicant Type marks a vanity callsign assignment.
Active licenses are listed first, then the rest by Effective Date, newest first.

Entity Name	Applicant Type	Licensee Class	Region / State	License Status	Grant Date	Effective Date	Cancel Date	Expire Date
PEREZ JR, ISIDORE	I - Individual	E - Amateur Extra	4 / FL	E - Expired	2011-03-01	2017-06-06	2023-03-02	2021-03-01
DE JESUS, ARMANDO L	I - Individual	E - Amateur Extra	5 / TX	C - Canceled	1999-12-04	2004-04-03	2004-04-03	2010-02-27

KP4II is restricted to amateurs with a USPS address in Puerto Rico

KP4II is restricted to Technician class operators or higher.

KP4II is e - expired and is available.

An Applicant callsign opens that callsign’s history; an Entity Name opens the applicant’s history.
A ULS File Number opens the application detail; a Receipt Date opens that day’s applications.

Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.
“Granted” means the application was granted, not necessarily with this callsign.
Receipt dates more than a month old have a gray background.

Receipt Date	Applicant Callsign	Region / State	Entity Name	ULS File Number	Application Purpose	Payment Date	Last Action Date	Application Status
Mon 2026-06-01	WP4QZH	12 / PR	Rivera, Victor J	0012062081 I - Online	MD - Modification	2026-06-03	2026-06-19	G - Granted
Fri 2011-02-11	KB2OMN	12 / PR	PEREZ JR, ISIDORE	0004616359 M - Manual	MD - Modification	2011-02-16	2011-03-01	G - Granted
Thu 2010-10-07	WP4OGG	12 / PR	Rincon Wireless Club	0004413319 I - Online	MD - Modification	2010-10-09	2010-10-26	G - Granted
Fri 2010-09-17	KC2HAS	12 / PR	Noriega, Wilberto	0004392160 I - Online	MD - Modification	2010-09-18	2010-10-05	G - Granted