340 area code
Area code 340 is in US Virgin Islands, including Chtamstths and St. Croix. It's on Atlantic Time (no daylight saving).
Atlantic Time (no daylight saving)
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Business hours are taken as 9 AM to 5 PM on weekdays. US telemarketing rules only allow sales calls between 8 AM and 9 PM local time.
Cities in area code 340
| City | Time zone |
|---|---|
| Chtamstths, VI | Atlantic Time (no daylight saving) |
| St. Croix, VI | Atlantic Time (no daylight saving) |
More: look up another area code · time zone converter · US time zones map
Questions people ask
Where is area code 340?
Area code 340 is in US Virgin Islands, including Chtamstths and St. Croix.
What time zone is area code 340?
340 is on Atlantic Time (no daylight saving) (UTC−4).
What time is it in area code 340 right now?
The live clock at the top of this page shows the current local time in area code 340.
Is area code 340 international?
Yes. US Virgin Islands is outside the United States and Canada, so calls to it are usually charged as international calls even though you dial 1 + the area code.