Support hours 8:00 am - 9:00 pm daily (automated system offers 24 hour service)
Phone 1747 (14c per call)
International +353 61 203345
Phone from landline 1850 601747 (landline operator charges apply)
E-Mail Contact us e-mail form
Phone 1909 (free phone)
International 00 353 61 203501
E-Mail Contact us e-mail form

If you have a query about an online order, your upgrade eligibility or about how the shop works, please contact O2's customer care department either on the numbers above or by emailing OnlineShop.Queries@o2.com. Please make sure to include the order number and the name the order was placed under.

If you have ordered a phone online and have a query about your order, you can use our online Track my Order facility to view your order status. If you have additional questions about your delivery then you can can contact our fulfillment company on 1850 222 020.

All handsets and accessories that are currently available in the o2 range can be viewed on the online shop. If you wish to find out if a specific handset or accessory will be available please email stockqueries@o2.com

Support Hours Monday - Saturday 08.00 - 22.00

Sunday & Bank Holidays 09.30 - 18.30
From an O2 mobile 1740 (19c per call)
From a landline 1850 60 1740 (31c per call)
E-mail Contact us e-mail form
Registered Company name Telefónica O2 Ireland Limited
Company name O2
Address 28-29 Sir John Rogerson's Quay,
Dublin 2, Ireland.
VAT number 8234895A