Code Value Notes
Alpha-2 PT Alpha-2 code from ISO 3166-1
Alpha-3 PRT Alpha-3 code from ISO 3166-1
Numeric 620 Numeric code from ISO 3166-1
ITU POR Codes assigned by the International Telecommunications Union
FIPS PO Codes from the U.S. standard FIPS PUB 10-4
IOC POR Codes assigned by the International Olympics Committee
FIFA POR Codes assigned by the Fédération Internationale de Football Association
DS P Distinguishing signs of vehicles in international traffic
WMO PO Country abbreviations used in weather reports from the World Meteorological Organization
GAUL 199 Global Administrative Unit Layers from the Food and Agriculture Organization
MARC po MAchine-Readable Cataloging codes from the Library of Congress
DIAL 351 Country code from ITU-T recommendation E.164 (international dialing code)
TLD .pt Country code Top Level Domain