See every time zone used in the United States with current UTC offsets, including Eastern, Central, Mountain, Pacific, Alaska, Hawaii-Aleutian, and U.S. territories.

calendar

Compare and Schedule Times

Use the visual time grid and hour-by-hour tables to compare United States time with other countries and cities. Export meetings with ICS download, Google Calendar, or Gmail.

clock

DST Rules and Accuracy

Track U.S. daylight saving time changes with exact spring and fall transition dates by zone. Times update automatically using the IANA timezone database, including historical rule changes.

How to Check Time in United States

Open the United States time converter page: Go to https://www.xconvert.com/time-converter/united-states to see the United States loaded into a visual comparison grid. This is useful when you need to line up business hours across U.S. cities such as New York, Los Angeles, Chicago, and Indianapolis for sales calls, support coverage, or remote team handoffs.
Add comparison cities with the + Add City button: Click + Add City and search for cities that matter to your schedule, such as London for finance, Tokyo for manufacturing and technology, or Dubai for logistics and trade. If you work with U.S. teams in media, software, banking, or customer support, adding these cities helps you compare American working hours against major global business hubs on the same timeline.
Drag across the grid to select a meeting window: Click Select, then drag across the colored hourly slots on a U.S. row to highlight a time range in purple; you can move the selection by dragging the center or adjust it with the left and right handles. For example, selecting 9 AM to 11 AM in New York lets you compare that block with Los Angeles, which is 3 hours behind New York, so 9 AM in New York is 6 AM in Los Angeles; that quickly shows whether a coast-to-coast call is realistic for a product launch, legal review, or investor update.
Pick a date and export the result: Use the date picker row at the top to choose a specific day, especially around the U.S. daylight saving transitions on March 8, 2026 and November 1, 2026, then export the selected range using ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is practical for sending a confirmed meeting slot to a distributed team so everyone sees the event in local time, whether they are in Washington, Honolulu, Phoenix, or Anchorage.

Time Zones in United States

The United States uses 24 timezones in this dataset, reflecting the country’s large geographic spread across the North American continent and its state- and region-specific timezone rules. Major U.S. business centers span several offsets, including America/New_York at UTC-5 standard / UTC-4 daylight saving, America/Chicago at UTC-6 / UTC-5, America/Denver and America/Boise at UTC-7 / UTC-6, and America/Los_Angeles at UTC-8 / UTC-7.

The country also includes Alaska and Hawaii time zones, which matter for aviation, defense, shipping, tourism, and federal coordination. America/Anchorage, America/Juneau, America/Metlakatla, America/Nome, and America/Sitka use UTC-9 standard / UTC-8 daylight saving, while Pacific/Honolulu stays on UTC-10 all year with no daylight saving time. This means when it is morning on the U.S. East Coast, Hawaii is several hours earlier, which can affect same-day customer support, webinar scheduling, and airline operations.

Some U.S. regions do not follow the same seasonal clock changes as most of the country. America/Phoenix remains at UTC-7 all year with no DST, while Pacific/Honolulu remains at UTC-10 all year. That creates seasonal differences with cities that do observe DST; for example, the gap between Phoenix and cities on Eastern Time changes during the year, which is important for healthcare scheduling, national call centers, and multi-state field operations.

The U.S. timezone map also includes several state-specific entries, especially in Indiana and nearby border regions, where local time administration affects commuting, freight, broadcasting, and regional commerce. Examples include America/Indiana/Indianapolis, America/Indiana/Knox, America/Indiana/Marengo, America/Indiana/Petersburg, America/Indiana/Tell_City, America/Indiana/Vevay, America/Indiana/Vincennes, America/Indiana/Winamac, plus America/Kentucky/Louisville, America/Menominee, and America/North_Dakota/New_Salem. These distinctions matter when scheduling service windows, court appearances, trucking routes, or regional sales meetings across state lines.

Top cities commonly used for time comparisons include New York City, Los Angeles, Chicago, Queens, The Bronx, San Jose, Fort Worth, Indianapolis, Charlotte, and San Francisco. These cities cover finance, media, technology, manufacturing, logistics, and consumer markets, making them frequent reference points for anyone coordinating meetings or deadlines inside the United States.

United States Country Details

The United States is a country in North America with its capital in Washington. It has a population of 327,167,434 and a land area of 9,629,091 km², making time coordination especially important across long domestic distances, from the East Coast financial centers to West Coast technology hubs and Pacific destinations.

The national currency is the USD (Dollar), which is the standard currency used for domestic commerce, payroll, travel bookings, and international trade invoicing. For business travelers and global companies, this matters when planning meetings tied to U.S. banking hours, contract deadlines, or market activity in cities such as New York, Chicago, and San Francisco.

The country dialing code is +1, which is used for phone calls to U.S. numbers from abroad. The listed languages are en-US, es-US, haw, fr, reflecting the country’s linguistic diversity across mainland states and island regions, which can influence customer support hours, multilingual operations, and travel planning.

Daylight Saving Time in United States

The United States does observe daylight saving time in many of its time zones, but not all regions follow the same rule. In America/New_York, America/Chicago, America/Denver, America/Los_Angeles, America/Anchorage, and many other U.S. zones, clocks go forward on Sunday, March 8, 2026, and go back on Sunday, November 1, 2026. During the daylight saving period, each of these zones shifts forward by one hour, such as UTC-5 to UTC-4 in New York and UTC-8 to UTC-7 in Los Angeles.

Not every U.S. timezone changes clocks. America/Phoenix stays at UTC-7 all year, and Pacific/Honolulu stays at UTC-10 all year, so they do not move forward in March or back in November. This creates practical scheduling differences for national organizations, because a meeting that lines up well in winter may shift by an hour relative to Phoenix or Honolulu after DST begins elsewhere.

Regional differences inside the country are especially important for airlines, national retailers, broadcast networks, freight companies, and distributed software teams. A company with staff in New York, Chicago, Los Angeles, Phoenix, and Honolulu cannot assume one fixed nationwide offset, and the March and November change dates are critical for avoiding missed calls, late logins, and incorrect calendar invites.

Frequently Asked Questions

how many time zones does United States have?

The United States uses 24 timezones in this dataset. These include major national zones such as America/New_York, America/Chicago, America/Denver, America/Los_Angeles, America/Phoenix, and Pacific/Honolulu, along with several state- and region-specific entries in places like Indiana, Kentucky, Michigan, North Dakota, and Alaska.

This large number reflects the country’s geographic size and local administrative differences. For practical scheduling, most people focus on the main business zones, but regional entries matter for transport, legal deadlines, local broadcasting, and multi-state operations.

does United States use daylight saving time?

Yes, much of the United States uses daylight saving time. In the listed DST-observing zones, clocks move forward on Sunday, March 8, 2026, and move back on Sunday, November 1, 2026.

However, not every U.S. timezone follows DST. America/Phoenix remains on UTC-7 all year, and Pacific/Honolulu remains on UTC-10 all year, so national scheduling always needs to account for regions that do not change clocks seasonally.

what is the time difference between United States and UTC?

The United States spans multiple UTC offsets rather than one national offset. In this dataset, offsets range from UTC-10 in Pacific/Honolulu to UTC-5 standard / UTC-4 daylight saving in Eastern time zones such as America/New_York, America/Detroit, and America/Indiana/Indianapolis.

Other commonly used offsets include UTC-6 / UTC-5 in America/Chicago, UTC-7 / UTC-6 in America/Denver and America/Boise, UTC-8 / UTC-7 in America/Los_Angeles, and UTC-9 / UTC-8 in several Alaska zones. Because the country uses multiple offsets at once, the exact difference from UTC depends on the city and the date.

what currency does United States use?

The United States uses the USD (Dollar). USD is the standard currency for everyday spending, online payments, salaries, hotel bookings, domestic flights, and business transactions across the country.

It is also one of the most widely used currencies in global trade and finance. That makes U.S. business hours especially relevant for banking, stock-market activity, invoicing, and international contract coordination.

what is the dialing code for United States?

The dialing code for the United States is +1. If you are calling a U.S. number from another country, you begin with +1 before the national number.

This code is important for international business calls, customer support routing, and travel planning. When combined with timezone awareness, it helps avoid calling U.S. offices outside local working hours, especially when coordinating across Eastern, Central, Mountain, Pacific, Alaska, and Hawaii time zones.

which U.S. cities are most useful to compare in a time converter?

The most useful U.S. cities to compare usually depend on your industry, but the most common reference points are New York City, Los Angeles, Chicago, Indianapolis, San Francisco, San Jose, Fort Worth, and Charlotte. These cities cover major sectors such as finance, media, technology, logistics, manufacturing, and customer operations.

For example, New York is often used for banking and corporate headquarters, Los Angeles and San Francisco for media and tech, Chicago for central U.S. coordination and transport, and Indianapolis for Midwest operations. Comparing these cities helps teams choose meeting windows that work across the country without forcing one office into very early or very late hours.

which U.S. time zones do not observe daylight saving time?

In this dataset, America/Phoenix and Pacific/Honolulu do not observe daylight saving time. Phoenix stays on UTC-7 all year, and Honolulu stays on UTC-10 all year.

This matters because their time difference from DST-observing cities changes seasonally. A recurring meeting with New York, Los Angeles, or Chicago may shift by an hour relative to Phoenix or Honolulu after March 8, 2026, and then shift back after November 1, 2026.

Time Zones in United States

All U.S. Time Zones

Compare and Schedule Times

DST Rules and Accuracy

How to Check Time in United States

Time Zones in United States

United States Country Details

Daylight Saving Time in United States

Frequently Asked Questions

how many time zones does United States have?

does United States use daylight saving time?

what is the time difference between United States and UTC?

what currency does United States use?

what is the dialing code for United States?

which U.S. cities are most useful to compare in a time converter?

which U.S. time zones do not observe daylight saving time?

Related Pages