O2 Customer Services

Contact Customer Services on...

0844 453 3558
Calls cost 7p per minute plus your phone company’s access charge. This is a call connection service and connects you to customer service department of your choice.
Company Details
Postal address, email, opening times, everything you need to create a written complaint.

O2 Customer Services,
Telefonica UK Limited Correspondence Department
PO Box 202 Houghton Regis, LU6 9AG
O2 Opening Times : Mon-Fri 8am-9pm | Sat-Sun 9am-5pm

Tel: 0844 453 3558

Calls are charged at 7p per minute plus your phone company’s access charge. This is a connection service and connects you to O2 customer service department. This site is not affiliated with O2 , read more about our service here.
About O2

O2 Customer Services  - 0844 453 3558


O2 Customer Services

Do you have issues with O2 Services?  Has your Handset been stolen? The O2 Customer Services number can assist you with any issues you might have.


Brief Introduction to O2


O2 is one of the UK’s leading telecommunication and Internet service providers which contain a network of own brand stores, a dedicated website, and they also sell through independent retailers. It was originally formed in 1985 as a 60:40 Venture between BT and Securicor.  O2 offers a wide range of services including pay as you go handsets, pay monthly phones, tablet computers, 3G and 4G LTE and Wi-Fi.


What the O2 Customer Services number could do for you?  


Calling O2 Customer Services number 0844 453 3558 is the great way for you to speak directly with the O2 customer support team. A O2 customer support executive can help you with the below topics:

  1. Phone contracts Issues
  2. Pay as you go Query
  3. Phone Accessories Issues
  4. You can report a loss in network coverages
  5. You can report any bill related issues
  6. You can get help setting up your broadband
  7. To make complaint regarding your O2 Services.


 For more Help and advice about O2 Services, Call the O2 Helpline number: 0844 453 3558.


Disclaimer: Calls are charged at 7p per minute. Support Phone Numbers is UK’s local Phone directory services which connects you to O2 customer support department. This site is not affiliated with O2. Read more about O2, Click here

O2 Customer Service FAQs
  • Q : How can I contact O2 Customer Service?
  • Ans :The quickest way to contact O2 is by using the telephone number at the top of the page. However, we have listed their address and website too if you’d like to try contacting them that way.
  • Q : How do I make a complaint to O2?
  • Ans :Here at Support Phone Numbers we recommend putting your complaint in writing to O2. A telephone call, followed by a written complaint could help your query be resolved more quickly. What’s more, you’ll have a written record of your communication with O2 for future reference should you need it.
  • Q : When is it best to contact O2?
  • Ans :The peak time for most companies receiving calls is around 5-6pm, so try and avoid lengthy call queues by contacting them during the day if possible. However, the full opening hours for O2 are Mon-Fri 8am-9pm | Sat-Sun 9am-5pm.
  • Q : How do I find more company details?
  • Ans :At Support Phone Numbers, we've listed a wide range of companies alongside their full contact details so that you don't have to scour the web for hours! Using our easy to navigate website you can quickly search for Customer Service details and live chat too! Simply enter the O2 you’re looking for and follow the instructions on screen.
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At Support Phone Numbers, we have gathered all of the information you need to contact O2 customer services alongside an easy to use connection number. We are not affiliated or associated with O2 and are simply a third party helping customers connect to companies across the UK. If you'd rather contact O2 with no cost, you can do so by using the handy social media widget below! Social media can be a great way to get in touch with companies and you often get a very quick response!