Three Ireland

This article is about the operation of Three in Ireland. For its global brand name, see 3 (telecommunications).

Three Ireland

Native name	Three Ireland (Hutchison) Limited
Formerly	Hutchison 3G Ireland Limited
Type	Subsidiary
Industry	Telecommunications
Founded	26 July 2005 (2005-07-26)
Founder	Hutchison Whampoa
Headquarters	28/29 Sir John Rogerson's Quay, Dublin 2, D02 EY80 , Ireland
Area served	Ireland
Key people	Elaine Carey (CEO)
Products	Mobile telephony Broadband Internet
Brands	48
Owner	3 Group Europe
Parent	CK Hutchison Holdings
Website	www.three.ie

Three flagship store, Dundrum Town Centre

Three Ireland (Hutchison) Limited (formerly Hutchison 3G Ireland Limited), commonly known as 3 Ireland or Three Ireland, is a telecommunications and internet service provider operating in Ireland as a subsidiary of CK Hutchison Holdings, operating under the global Three brand. The company launched in July 2005 and provides 2G GSM, 3G UMTS, 4G LTE and 5G NR mobile phone services. Three's former holding company, Hutchison Whampoa, acquired O2 Ireland in June 2013, and the company was fully merged into the operations of Three Ireland in March 2015. Three is Ireland’s largest mobile telecommunications provider, with 49.7% market share overall, and 27.6% market share with mobile broadband and M2M services excluded.