libphonenumber API

U.S. Virgin Islands Phone Number Format

Country code +1 · ISO VI

How to format, dial, and validate U.S. Virgin Islands phone numbers, with live examples.

Country Code

+1

National Prefix

1

International Prefix

011

Mobile Portability

No

Try it now

Pre-filled with a valid fixed line number for U.S. Virgin Islands. Edit it and click "Try It" to see the parsed result.

Number Types & Example Formats

Each U.S. Virgin Islands phone-number type supported by libphonenumber, with a real example formatted three ways.

Type Length National International E.164
Fixed Line 10 digits (340) 642-1234 +1 340-642-1234 +13406421234
Mobile 10 digits (340) 642-1234 +1 340-642-1234 +13406421234
Personal Number 10 digits (500) 234-5678 +1 500-234-5678 +15002345678
Premium Rate 10 digits (900) 234-5678 +1 900-234-5678 +19002345678
Toll Free 10 digits (800) 234-5678 +1 800-234-5678 +18002345678

How to Dial U.S. Virgin Islands Numbers

From abroad

Dial +1 followed by the national number, dropping any leading 1.

Within U.S. Virgin Islands

Dial 1 before the local number to make a domestic call.

Dialing out of U.S. Virgin Islands

Dial 011 followed by the destination country code and number.

Area Codes

Browse U.S. Virgin Islands area codes with cities, timezones, and example numbers for each.

View U.S. Virgin Islands area codes →

Validate a U.S. Virgin Islands Number with the API

Send the number to the free libphonenumber API to get the parsed country, type, formatting, and validity.

Request 
curl https://libphonenumberapi.com/api/phone-numbers/+13406421234

Frequently Asked Questions

What is the country code for U.S. Virgin Islands?

└ The international country code for U.S. Virgin Islands is +1. Use this prefix when dialing U.S. Virgin Islands numbers from another country.

How long is a U.S. Virgin Islands phone number?

└ U.S. Virgin Islands phone numbers are typically 10 digits, not including the +1 country code.

How do I dial a U.S. Virgin Islands phone number from abroad?

└ From abroad, dial +1 followed by the national number, dropping any leading 1. Within U.S. Virgin Islands, dial 1 before the local number.

How do I validate a U.S. Virgin Islands phone number programmatically?

└ Send a GET request to https://libphonenumberapi.com/api/phone-numbers/<number>. The free libphonenumber API returns the parsed country, format, type, and validity for any number — no API key required.

Other Countries with Dialing Code +1

These countries share the same international dialing prefix as U.S. Virgin Islands.