O2 Customer Service – How to Contact?

Trying to contact O2 customer service? We list here the different methods to get in touch with O2: Phone, website, email, Twitter, Facebook and more.

Contact Channels:

O2 Customer Service – Phone

The phone number of O2 customer service is: 0344-809-0202.

Contact center operating hours: Monday-Friday: 8:00am-9:00pm
Saturday: 8:00am-8:00pm
Sunday: 8:00am-6:00pm.

Additional phone numbers:

International calls: +44-(0)-3448-09-02-02

O2 Customer Service – Website

Check the O2 website for a variety of customer support options: Click here.

O2 Customer Service – Email

– No customer service email was published.

O2 Customer Service – Twitter

Customers can contact O2 on the company’s Twitter account: click here.


O2 Customer Service – Facebook

O2 official Facebook page: Visit.

O2 Customer Service – Chat

– No customer support chat option.

O2 Customer Service – Address

The postal mail address of O2 customer service / head office is: O2 Correspondence Team, PO BOX 694, Winchester, SO23 5AP, UK.


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