UTC is always displayed as a 24-hour clock. NIST promotes U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve our quality of life. U.S. Time Zone Map and Time Zone guide – live current time across all 11 U.S. time zones, including mainland and territories, with an interactive map and DST details. Check exact current time in Central Time Zone and discover the key facts: where CT is observed, time change dates, UTC time offset, time zone abbreviations. Central Time Zone (CST/CDT) guide. Current time, time zone converter, DST schedule, major cities, and complete information about Central Standard Time and Central Daylight Time. The exact current time, synced with server. World clock, time zone converter, and time tools. In North America, Central Standard Time (CST) refers to a time which is followed in the Central Time Zone. CST means a standard time where six hours is subtracted from GMT (UTC/GMT −6), and during daylight saving time (DST), five hours is subtracted from GMT (UTC/GMT -5). The Central Time Zone covers the central United States from the Great Lakes to the Gulf of Mexico. Major cities include Chicago, Dallas, Houston, Minneapolis, St. Louis, and New Orleans. The Central Time Zone is a time zone in parts of Canada, the United States, Mexico, Central America, and a few Caribbean islands. [1] It is one hour behind the Eastern Time Zone. Exact time now, time zone, time difference, sunrise/sunset time and key facts for Central Time (CT). Central Standard Time (CST) is the second easternmost time zone in the United States and is also used in Canada. It covers all or parts of 20 states in the US and three provinces or territories in Canada.