KP4NN

KP4NN is restricted to amateurs with a USPS address in Puerto Rico

KP4NN is restricted to Technician class operators or higher.

KP4NN is c - canceled 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
QUINONES RODRIGUEZ, GILBERTO	I - Individual	E - Amateur Extra	12 / PR	C - Canceled	2010-07-27	2010-07-27	2010-08-20	2020-07-27

KP4NN is restricted to amateurs with a USPS address in Puerto Rico

KP4NN is restricted to Technician class operators or higher.

KP4NN is c - canceled 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Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.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 2026-06-08	WP4QHT	12 / PR	Schindler, Karl A	0012068468 I - Online	AM - Amendment	2026-06-04	2026-06-26	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 2010-07-09	NP3AQ	12 / PR	QUINONES RODRIGUEZ, GILBERTO	0004317447 I - Online	MD - Modification	2010-07-10	2010-07-27	G - Granted
Mon 2006-11-27	KP4FGZ	12 / PR	Maldonado Garcia, Hector M	0002828428 I - Online	MD - Modification	2006-11-28	2006-12-15	G - Granted
Wed 1999-11-10	NP3YH	12 / PR	MENDEZ RAMOS, CARLOS	0000046696 I - Online	MD - Modification	1999-11-18	1999-11-30	G - Granted