Which Country Has the Most Time Zones?

Including its overseas territories (such as French Polynesia, New Caledonia, Réunion, Guadeloupe, and French Guiana), France spans 12 time zones, more than any other country. Metropolitan France itself uses only one time zone (CET/CEST), but its far-flung territories stretch from the Caribbean to the South Pacific and the Indian Ocean. Russia, the largest country by area, comes second with 11 contiguous time zones stretching from Kaliningrad (UTC+2) to Kamchatka (UTC+12). The United States has 9 time zones when including its territories like Guam, American Samoa, and the US Virgin Islands.