Telecom Éireann, or formally Bord Telecom Éireann - The Irish Telecommunications Board, was created by the Postal & Telecommunications Services Act, 1983 from the Department of Posts and Telegraphs, Ireland, under the leadership of the Minister for Posts & Telegraphs.
Telecom Éireann has since become Eircom in 1999 after being privatized, and was later it split into Eircell, the mobile networks business, and Eircom, the fixed-line business. Eircell was sold to Vodafone in May 2001, and later changed its name to Vodafone Ireland.