Official Name: Republic of Ireland

Nicknames: The Emerald Isle, Land of Céad Míle Fáilte (“a hundred thousand welcomes”)

Predominant Religion: Christian (Roman Catholic)

Languages: English (predominant), Irish (national and first official)

Time Zone: Ireland is on Greenwich Mean Time, 5 hours ahead of Eastern Standard Time.

Voltage Requirements: 220 volts/50 Hz

Telephone Codes: 353, Country Code; 01, city code for Dublin; 051, city code for Waterford City, 021, city code for Cork City; 064, city code for Killarney