Contact O2

Contact O2 customer service contact numbers

Phone Number : 03448090202

Email :

Business Hours: Monday - Friday 8:00 am to 8:00 pm, Saturday & Sunday 09:00 am to 5:00 pm

Website :

Corporate Head office: 260 Bath Road, Slough, Berkshire, SL1 4DX, United Kingdom

Average rating:  
 1 reviews
 by Joanne

I cant actualy speak to someone about my bill every number i ring sends me to automated payment

If you looking for the O2 customer service and support number? Here are the top 7 ways to get in touch with O2.

O2 Phone Number

0344 809 0202 – Customer Service

You can reach O2 customer support by calling 0344 809 0202 number directly. As soon as you speak with a representative, you should have a fair solution to your problem that is relatively fast, You can contact during working hours Monday – Friday 8:00 am to 8:00 pm Saturday & Sunday 09:00 am to 5:00 pm.

O2 Contact/Phone Numbers

Here are O2 contact number for Individuals enquiries: Phone numbers and operating hours

O2 customer service 0344 809 0202
Pay Monthly
From your O2 mobile 202
From a landline 0344 809 0202
From abroad +44 7860 980 202
Pay as You Go
From your O2 mobile 4445
From a landline 0800 977 7337
From abroad +44 7860 980 202
O2 Business
From your O2 mobile 8002
From a landline 0800 977 7337
From abroad +44 7860 980 202
Home Broadband
Pay Monthly Mobile Broadband 0800 977 7337
Pay As You Go Mobile Broadband 0344 8090 222
Business Mobile Broadband 0800 977 7337
O2 Business sales
More than 10 phones 0800 298 8848
Less than 10 phones 0800 028 0202
O2 Travel Insurance
When calling from outside the UK +44 344 809 0202
When calling from within the UK 020 8239 3902
Claims +44 (0) 344 809 0202

O2’s Best Toll-Free/800 Customer Service Phone Number

Call 0344 809 0202

This is the O2’s Finest customer service telephone number that you can use to contact O2 helpline. since the real time present wait on hold and resources such as bypassing right through those telephone lines to get directly into a O2 Helpline. You can use this number for getting information of various tasks such as

  • Track an Order
  • Delivery and Collection
  • Account and Billing
  • Activate Sim
  • Change plan
  • Return and Repair
  • Network Issue
  • Device Support
  • Setup service
  • Cancel service
  • Complaints
  • A different task

O2 Head Office Contact Number

Corporate Head office address of O2

260 Bath Road, Slough, Berkshire, SL1 4DX, United Kingdom

For any general inquiries, please contact O2 head office number : 0113 272 2000


Contacting O2 – by phone or otherwise

Even though 0344 809 0202 is O2’s finest toll-free number, you will find 5 complete ways of getting in contact with them. Apart from calling, the upcoming favorite alternative for customers searching for assistance is through email support for O2 customer service Support. If you feel this information is wrong or know of other ways to get O2, please let us know so we can discuss with other consumers.


As an alternative, you can email O2 at one of the support email address O2 given below. To make process simple, fast and efficient, it might be helpful if you included sufficient information in your email address to let them verify your identity, including your present address, date of birth, phone details etc.


Complaint Email:

Contact O2 UK Through Social Media, Website & App

If you have a small issues about O2 services, try using social media to contact O2. Go to their official Facebook or Twitter, and click on the “message” button.

Live Chat Support of O2

Live chat is the quickest way to get in touch. It’s an online conversation with someone from O2. If you have any problem with the O2 Services, click on this link or paste it into the search bar of your browser and hit enter to go to the page. You can Chat with O2 UK on and get customer service support for various topics like Account & General Support, cancel booking, O2 Holiday.

O2 Regular Business Hours

Monday to Friday: Open 8:00 am – 8:00 pm
Saturday: 9:00 am – 5:00 pm
Sunday : 9:00 am – 5:00 pm.

What time does O2 open and close?

Store hours today Opening Hours Closing Hours
Monday 8:00 am 8:00 pm
Tuesday 8:00 am 8:00 pm
Wednesday 8:00 am 8:00 pm
Thursday 8:00 am 8:00 pm
Friday 8:00 am 8:00 pm
Saturday 9:00 am 5:00 pm
Sunday 9:00 am 5:00 pm

O2 Holiday Hours

Customer service is closed on most public holidays. Our self serve functions are available 24/7.
Christmas Day and Easter Sunday: Closed

What time does O2 close?

Public Holidays

  • New Year’s Day
  • Australia Day
  • Good Friday
  • Easter Sunday
  • Easter Monday
  • Anzac Day
  • Reconciliation Day
  • Queen’s Birthday
  • Labour Day
  • Christmas Day
  • Boxing Day

How to contact various departments of O2

Contact O2 customer service

O2 customer service number is 0344 809 0202, dial this number for contact the O2 General Enquiries customer service team. This number is also use for payment queries, bill, upgrading your phone and more.  The helplines are open from Monday – Friday 8:00 am to 8:00 pm Saturday & Sunday 09:00 am to 5:00 pm.

Pay Monthly

If you are a Pay Monthly customer and you would like to make an enquiry about on your bill, check your account’s balance, upgrading your phone and more. You should call their customer service phone number 0344 809 0202. The helpline is open from Mon to Fri 8 am – 9 pm, Sat 8 am – 8 pm, Sun 8 am – 6 pm.

If you are an O2 mobile customer you can also dial 202 from your mobile for free. To contact O2 from abroad, phone +44 7860 980 202.

Pay as you Go

If you have queries regarding Pay as you Go department, you can get in touch O2 pay as you go team members easily. You simply have to call on O2 pay as you go contact number 4445 from your O2 mobile. In case you are using a landline then just dial the O2 contact phone number 0344 809 0222.

If you are a customer staying in abroad and you have any queries regarding the O2 pay as you go service then simply call on O2 telephone number +44 7860 980 202.

The helpline is open from Monday – Friday 8:00 am to 8:00 pm Saturday & Sunday 09:00 am to 5:00 pm.

Pay As You Go Topping Up

If you have any other questions about topping up your Pay As You Go account:

Call 4445 free from your mobile
Call 0344 809 0222 from any other phone (standard rates apply)

Checking your balance

The easiest way to check your balance, is by signing into My O2, online or through the app.

Otherwise, you can try one of the following:

  • Press Hotkey 2 on your mobile phone
  • Key *#10# then press the call button
  • Dial 4444 for free from your mobile.

Contact O2 Business department

For any general queries or concerns regarding business services, simply dial O2 business team customer service number 8002 from your O2 mobile phone. If you hence a landline, simply call on O2 business team contact number 0800 977 7337 and in case you are calling from abroad then call at +44 844 809 0200.

The helpline is open from Mon to Fri 8 am – 8 pm, Sat 9 am – 5 pm, Sun 9 am – 5 pm.

O2 Home Broadband Customer Service

If you’ve moved your services to Sky, please visit for options.

Mobile Broadband Customer Service

For questions and concerns about your mobile broadband service and you’re an O2 mobile customer, please call your normal Customer Service number.

If you’re not an O2 Mobile customer, please choose one of the numbers below:

Pay Monthly Mobile Broadband: 0344 809 0202
Pay As You Go Mobile Broadband: 0344 8090 222
Business Mobile Broadband: 0800 977 7337

O2 Web Top Up

If you have any problem or query regarding this department to visit on Web Top Up department webpage.

Lodge A Complaint to O2

Phone O2 to make a complaint by calling their customer service contact number 0344 809 0202, where you can complain about your order, change plan, cancel service. Simply provide your information at O2 Complaint department and one of their experts will be connected.

Hopefully, We helped you to get some genuine Contact numbers for O2 Customer Service.

Got some questions? Or some suggestions? That’s why we’ve got a review section on this site! You can feel free to leave a review or two down below and we’ll get back to you as soon as possible!

People also ask

What networks use O2?
There are currently four MVNOs (Mobile Virtual Network Operators) using O2’s network, namely Giffgaff, Sky Mobile, Tesco Mobile and Lycamobile. By choosing one of O2’s MVNOs you can save money and get extra features, while still enjoying the excellent network coverage provided by O2’s mobile network.

Is 02 a UK number?
The 02 number is commonly known as the geographic number and are considered very virtual in the UK.

Does T-Mobile still exist in the UK?
T-Mobile doesn’t exist in the UK anymore. It merged with Orange to form EE (Everything Everywhere), now the largest mobile phone operator in the United Kingdom.

Who called 03448090202?
It is a genuine O2 number. There’s likely notes on your account so call them back but I’d use a different number

Are you charged for 0300 numbers?
0300 numbers were introduced by Ofcom as an alternative number for organisations, who wish to offer their consumers a single, trusted point of contact. The cost of calling 0300 numbers is the same as calling a standard landline number, be it from a landline or mobile.

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More Ways to Contact O2

O2 Phone Number
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Email Support of O2
Live Chat Support of O2
Social Media support of O2
O2 Help Pages