O2 Landline Ireland Customer Care Number

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Find Official Address of O2 Landline Ireland:

28-29 Sir John Rogerson's Quay, Dublin 2, Ireland

Send your email to O2 Landline Ireland at the above address or you can personally visit the place on the given address.

The Email Address to Send Email to O2 Landline Ireland:

Communicate with O2 Landline Ireland through the email address displayed above for any query, help, suggestion and feedback.

Call O2 Landline Ireland on the Helpline Number:

+353-61-203-501, 1850-60-1747, O2 Mobile User Dial: 1909 (Call by Touch)

Pick up your phone and call O2 Landline Ireland on the specified contact number.

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Know More from their Website:


Open www.o2online.ie website and get all required information from there.

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What is O2 Landline Ireland?

O2 is a leading telecommunications brand marketed by Telefónica Ireland. The company provides a huge range of broadband Internet and communication services throughout the Ireland. Apart from this, O2 also gives 2G and 3G network services in the country. It offers services to individuals and small, medium, large sized business customers. The company serves more than 1.5 million clients across its service areas. The company was formerly known as Esat Digifone. It was introduced in the year of 1996 in Dublin, Ireland. In the year 2000, Esat Digifone was purchased by British Telecom. The company was emerged as O2 Group in the year 2002 and is based with corporate headquarters in Sir John Rogerson's Quay, Dublin, Ireland.

Telefónica O2 Ireland provides following types of services such as fixed line telephony, landlines telephony, broadband Internet, fiber, managed WAN, leased lines, business Wi-Fi, as well as solutions like ICT and cloud solutions.

Contact O2 Landline Ireland

O2 Landline Ireland resides at 28-29 Sir John Rogerson's Quay, Dublin 2, Ireland provides here all the necessory details like helpDesk helpline numbers i.e. +353-61-203-501, 1850-60-1747, O2 Mobile User Dial: 1909 by which customers can reach to O2 Landline Ireland easily. Here on this page you can get customer service toll free helpline number of O2 Landline Ireland.
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Go to O2 Landline Ireland website that is www.o2online.ie and get more information from there.

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O2 Landline Ireland Phone Number, Contact Address, Customer Service