Area Code 340
Area code 340 covers Charlotte Amalie in U.S. Virgin Islands, in the Atlantic Time.
Area code 340 quick facts
| Location | Charlotte Amalie, U.S. Virgin Islands |
|---|---|
| Time zone | Atlantic Time |
| In service | 1997-06-01 |
| Carrier coverage | 58 prefixes; 60% wireless |
| Data current as of | August 2, 2026 |
Is a call from 340 a scam? Who called me from 340?
Cities in area code 340
Charlotte Amalie
Carriers in area code 340
Area code 340 spans 58 prefixes, about 60% wireless. Top carriers: VIRGIN ISLANDS TEL. CORP. DBA INNOVATIVE TELEPHONE, LIBERTY MOBILE USVI INC., VITELCOM CELLULAR, INC., T-MOBILE USA, INC.. Look up the carrier and line type for a 340 number.
Frequently asked questions
Where is area code 340?
Area code 340 covers Charlotte Amalie in U.S. Virgin Islands, in the Atlantic Time.
What cities use area code 340?
Area code 340 serves Charlotte Amalie in U.S. Virgin Islands.
What time zone is area code 340 in?
Area code 340 is in the Atlantic Time (America/Puerto_Rico).
How do you dial a 340 number?
Dial all 10 digits: 340 followed by the 7-digit local number. From abroad, dial +1 340 and the local number.
Is a call from area code 340 a scam?
A 340 number is geographically tied to U.S. Virgin Islands, but caller ID can be spoofed, so the displayed area code does not prove where a caller really is. If you did not expect the call, do not share personal information and consider looking the number up.
Is 340 a country code?
No. 340 is a US area code (a domestic 3-digit code), not a country code. The country (calling) code for the United States is +1, shared across the North American Numbering Plan. So a full 340 number written for international dialing looks like +1 340 followed by the 7-digit local number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.