Part of the Telefónica group

Contact Details

Customer Service: 0844 809 0202
5p per minute from a BT landline, other providers’ charges may vary.


Telefónica UK Limited
Correspondence Department
PO Box 202
Houghton Regis

Why choose O2 as your network provider?

  • One of the most well known networks in the United Kingdom
  • Has 40 million fixed and mobile customers across Europe and 29,000 employees across the Group
  • O2 UK has 18.4 million customers

O2 Website Features

  • Live Chat
  • Free Delivery
  • Secure Checkout
  • SIM Only Plans
  • Coverage Checker
  • Support Section
  • Trade-in Offers
  • All Major Credit & Debit Cards Accepted
  • Returns Accepted
  • Order Tracking

About O2

O2 is a one of the leading providers of mobile services to consumers and businesses in the UK. Part of the Telefónica O2 Europe group which comprises of several fixed/mobile businesses in the UK, Ireland, Germany, the Czech Republic and Slovakia – all of whom use ‘O2’ as their consumer brand.

O2 were voted the 6th best place to work in the Best Companies to Work for 2008 List and have been awarded a three-star accreditation for being an ‘extraordinary’ company.

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