Les Saintes Marie-Galante La Désirade Martinique Saint Barthélemy Saint Martin Grenada Carriacou and Petite Martinique Netherlands Saba Sint Eustatius Sint Maarten Saint Kitts and Nevis Saint Kitts Nevis Saint Lucia Saint Vincent and the Grenadines Saint Vincent The Grenadines Trinidad and Tobago Tobago Trinidad United Kingdom Anguilla British Virgin Islands Tortola Virgin Gorda Anegada Jost Van Dyke Montserrat US territories United States Puerto Rico Spanish Virgin Islands United States Virgin Islands Saint Croix Saint Thomas Saint John Water Island Other Caribbean Netherlands Aruba Bonaire Curaçao North America Canada – Atlantic Time Zone Quebec East of the 63°W longitude Prince Edward Island Antarctica Southern Ocean Some bases in Antarctica. See also Time in Antarctica Brazil Comandante Ferraz Antarctic Station Russia Bellingshausen Station As standard time (Southern Hemisphere winter) Principal cities: Santiago, Asunción South America Chile (except Easter Island and Magallanes/Antarctic) Paraguay Antarctica Some bases in Antarctica. See also Time in Antarctica See also UTC−05:00 UTC−03:00 Time in Argentina Time in Brazil Time in Canada Time in Chile Time in Denmark Time in Mexico Time in Paraguay Time in the United States Time in Trinidad and Tobago Time in Uruguay Time in Venezuela References External links UTC offsets