libphonenumber API

Cayman Islands Phone Number Format

Country code +1 · ISO KY

How to format, dial, and validate Cayman Islands phone numbers, with live examples.

Country Code

+1

National Prefix

1

International Prefix

011

Mobile Portability

Yes

Try it now

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

Number Types & Example Formats

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

Type Length National International E.164
Fixed Line 10 digits (345) 222-1234 +1 345-222-1234 +13452221234
Mobile 10 digits (345) 323-1234 +1 345-323-1234 +13453231234
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 Cayman Islands Numbers

From abroad

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

Within Cayman Islands

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

Dialing out of Cayman Islands

Dial 011 followed by the destination country code and number.

Area Codes

Browse Cayman Islands area codes with cities, timezones, and example numbers for each.

View Cayman Islands area codes →

Validate a Cayman 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/+13452221234

Frequently Asked Questions

What is the country code for Cayman Islands?

The international country code for Cayman Islands is +1. Use this prefix when dialing Cayman Islands numbers from another country.

How long is a Cayman Islands phone number?

Cayman Islands phone numbers are typically 10 digits, not including the +1 country code.

How do I dial a Cayman Islands phone number from abroad?

From abroad, dial +1 followed by the national number, dropping any leading 1. Within Cayman Islands, dial 1 before the local number.

How do I validate a Cayman 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.