API documentation - List of supported countries
Working Days 
API for Developers 
v1.2

Supported countries & configurations

in alphabetical order
Country Country_code (ISO) Regional configurations Default configuration Corresponding public holidays
Argentina ARSee
http://argentina.workingdays.org/setup.php
Australia AU Australian Capital Territory
New South Wales
Northern Territory
Queensland
South Australia
Tasmania
Victoria
Western Australia
Australian Capital TerritorySee
http://www.workingdays.com.au/setup.php
Austria AT Burgenland
Kärnten
Niederösterreich
Niederösterreich (private Unternehmen)
Oberösterreich
Salzburg
Steiermark
Tirol
Vorarlberg
Wien
Wien (private Unternehmen)
Wiener Börse
WienSee
http://www.arbeitstage.at/setup.php
Belgium BESee
http://www.joursouvres.be/setup.php
Brasil BR Feriados nacionais
Acre
Alagoas
Amapá
Amazonas
Bahia
Ceará
Distrito Federal
Espírito Santo
Goiás
Maranhão
Mato Grosso
Mato Grosso do Sul
Minas Gerais
Pará
Paraíba
Paraná
Pernambuco
Piauí
Rio de Janeiro
Rio Grande do Norte
Rio Grande do Sul
Rondônia
Roraima
Santa Catarina
São Paulo
Sergipe
Tocantins
Feriados nacionaisSee
https://www.dias-uteis.com/setup.php
Canada CA Alberta
British Columbia
Manitoba
New Brunswick
Newfoundland and Labrador
Northwest Territories
Nova Scotia
Nunavut
Ontario
Prince Edward Island
Quebec
Saskatchewan
Yukon
Federal Holidays
OntarioSee
http://www.workingdays.ca/setup.php
Chile CLSee
http://chile.workingdays.org/setup.php
China CNSee
http://china.workingdays.org/setup.php

Please understand that in China, each year’s holidays are announced weeks before the start
of the year by the General Office of the State Council. Consequently, public holidays for future years are only a guess.
Colombia COSee
http://colombia.workingdays.org/setup.php
Denmark DKSee
http://denmark.workingdays.org/setup.php
Deutschland DE Baden-Württemberg
Bayern
Berlin
Brandenburg
Bremen
Hamburg
Hessen
Mecklenburg-Vorpommern
Niedersachsen
Nordrhein-Westfalen
Rheinland-Pfalz
Saarland
Sachsen
Sachsen-Anhalt
Schleswig-Holstein
Thüringen
BerlinSee
http://www.arbeitstage.de/setup.php
España ES Festivos nacionales
Andalucía
Aragón
Principado de Asturias
Islas Baleares
Islas Canarias
Cantabria
Castilla y León
Castilla-La Mancha
Cataluña
Ciudad de Ceuta
País Vasco
Extremadura
Galicia
Comunidad de Madrid
Ciudad de Melilla
Región de Murcia
Comunidad Foral de Navarra
Comunidad Valenciana
La Rioja
AndalucíaSee
http://www.dias-laborables.es/setup.php
Finland FISee
http://finland.workingdays.org/setup.php
France FR Calendrier civil
Bas-Rhin, Haut-Rhin, Moselle
Guadeloupe
Guyane
Martinique
Réunion
Calendrier boursier (Euronext Paris)
Calendrier civilSee
http://www.joursouvres.fr/parametrage.php
Greece GRSee
http://greece.workingdays.org/setup.php
Hungary HUSee
http://hungary.workingdays.org/setup.php
India INSee
http://www.workingdays.in/setup.php
Israel ILSee
http://israel.workingdays.org/setup.php
Italia ITSee
https://www.Giorni-lavorativi.com/setup.php
Japan JPSee
https://japan.workingdays.org/setup.php
Luxembourg LU Calendrier civil usuel
Calendrier bancaire
Calendrier civil usuelSee
http://www.joursouvres.lu/setup.php
Monaco MCSee
http://monaco.joursouvres.fr/setup.php
México MXSee
http://mexico.workingdays.org/setup.php
Netherlands NLSee
http://netherlands.workingdays.org/setup.php
New Zealand NZ Auckland
Canterbury
Canterbury South
Chatham Islands
Hawke’s Bay
Marlborough
Nelson
Otago
Southland
Taranaki
Wellington
Westland
AucklandSee
http://newzealand.workingdays.org/setup.php
Norway NOSee
http://norway.workingdays.org/setup.php
Perú PESee
http://peru.workingdays.org/setup.php
Poland PLSee
http://Poland.Workingdays.org/setup.php
Portugal PT Feriados Nacionais
Açores
Lisboa
Madeira
Porto
Sintra
Feriados NacionaisSee
http://www.dias-uteis.pt/setup.php
Russia RUSee
http://russia.workingdays.org/setup.php
South Africa ZASee
http://south-africa.workingdays.org/setup.php
South Korea KRSee
http://south-korea.workingdays.org/setup.php
Suisse CH Aargau
Appenzell Ausserrhoden
Appenzell Innerrhoden
Basel-Landschaft
Basel-Stadt
Bern
Freiburg
Genf
Glarus
Graubünden
Jura
Luzern
Neuenburg
Nidwalden
Obwalden
Sankt Gallen
Schaffhausen
Schwyz
Solothurn
Tessin
Thurgau
Uri
Wallis
Waadt
Zug
Zürich
ZürichSee
http://www.arbeitstage.ch/setup.php
Sweden SESee
http://www.workingdays.se/setup.php
Turkey TRSee
http://turkey.workingdays.org/setup.php
USA US Federal holidays
Alabama
Alaska
Arizona
Arkansas
California
Colorado
Connecticut
Delaware
District of Columbia
Florida
Georgia
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
New York Stock Exchange
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Vermont
Virginia
Washington
West Virginia
Wisconsin
Wyoming
Federal holidaysSee
http://www.workingdays.us/setup.php
Ukraine UASee
http://ukraine.workingdays.org/setup.php
United Kingdom GB England
Scotland
Northern Ireland
Ireland
Wales
EnglandSee
http://www.work-day.co.uk/setup.php
Venezuela VESee
http://venezuela.workingdays.org/setup.php