Time in Atlantic Time Zone of the USA | AST Time Zone Map

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Atlantic Time Zone is one of nine time zones officially used in the United States of America. It is not observed in any state of the continental US, but some U.S. territories use its time.

Where is the Atlantic Time Zone?

The time zone called Atlantic covers different areas including some Caribbean and Canadian territories. Within territories that belong to the United States it is observed in Puerto Rico and U.S. Virgin Islands.

The map of Atlantic Time Zone

This map shows what U.S. territories are included to the Atlantic Time Zone:

Atlantic Time Zone map

You can see all time zones of the United States on our map.

The time in Atlantic Time Zone now

Here you can see what time is it in the Atlantic Time Zone:


During the whole year U.S. territories use the time of Atlantic Standard Time Zone. DST is not utilized there. AST in Puerto Rico and U.S. Virgin Islands is 4 hours behind Coordinated Universal Time (UTC), so that UTC Offset is UTC -4.

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