Code Value Notes
Alpha-2 AW Alpha-2 code from ISO 3166-1
Alpha-3 ABW Alpha-3 code from ISO 3166-1
Numeric 533 Numeric code from ISO 3166-1
ITU ABW Codes assigned by the International Telecommunications Union
FIPS AA Codes from the U.S. standard FIPS PUB 10-4
IOC ARU Codes assigned by the International Olympics Committee
FIFA ARU Codes assigned by the Fédération Internationale de Football Association
DS   Distinguishing signs of vehicles in international traffic
WMO NU Country abbreviations used in weather reports from the World Meteorological Organization
GAUL 14 Global Administrative Unit Layers from the Food and Agriculture Organization
MARC aw MAchine-Readable Cataloging codes from the Library of Congress
DIAL 297 Country code from ITU-T recommendation E.164 (international dialing code)
TLD .aw Country code Top Level Domain