Private company

O2 Ireland

Logo: Telefónica Germany GmbH & Co. OHG, Public domain, via Wikimedia Commons3

Former broadband and telecommunications provider in Ireland

Telefónica Ireland was a broadband and telecommunications provider in Ireland that traded under the O2 brand (typeset as O2). O2 Ireland was previously called Esat Digifone when it was owned by Esat Telecommunications (and Telenor) from 1997 to 2006.2 It was founded by BT Ireland.1 It is headquartered in Sir John Rogerson's Quay.1 It ceased to exist in 2015.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

1997Founded1

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Telefónica Ireland was a broadband and telecommunications provider in Ireland that traded under the O2 brand (typeset as O2). O2 Ireland was previously called Esat Digifone when it was owned by Esat Telecommunications (and Telenor) from 1997 to 2006.2

The story

Founded by BT Ireland in 1997.1

Timeline

  1. Mar 2, 2015Dissolved Dissolved1
  2. 1997Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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