Three Ireland

Three Ireland, formally known as Three Ireland (Hutchison) Limited, is a telecommunications and internet service provider operating in Ireland. The company, which is a subsidiary of CK Hutchison Holdings, launched in July 2005. It provides a range of mobile phone services including 2G GSM, 3G UMTS, 4G LTE and 5G NR.

In June 2013, Three's former holding company, Hutchison Whampoa, acquired O2 Ireland. By March 2015, O2 Ireland was fully merged into the operations of Three Ireland. The company also admitted to overstating its subscriber numbers in 2010. As per the company's latest released mid-year statements, approximately 56 per cent of Three's 554,000 registered subscribers are considered active.