The Cayman Islands are a British Overseas Territory located in the western Caribbean Sea. They are made up of three islands: Grand Cayman, Little Cayman, and Cayman Brac. The country is known for its well-developed infrastructure, banking sector, and tourism industry.Wallis and Futuna is a French overseas collectivity located in the South Pacific Ocean. The country is made up of three islands: Wallis Island, Futuna Island, and Alofi Island. Wallis and Futuna is known for its tropical climate, Polynesian culture, and French influence.To call Wallis and Futuna from the Cayman Islands, you will need to dial the country code of +681 followed by the phone number.