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Give us a moment

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Live Chat - Busy

All our agents are currently busy, please try again later.

Live Chat - Offline

The service is currently offline.

Telephone numbers and contact hours

Pay Monthly Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 202 Free
From a landline 0344 8090202 Standard UK Rate
From abroad +44 3448090202 Free†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Platinum customers
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 18:00
Sunday 09:00 - 18:00
† Free from an O2 Pay Monthly mobile, other providers' charges may vary.

Pay As You Go Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 4445 25p per call*
From a landline 0344 8090222 Standard UK Rate
From abroad +44 7860 980 202 International rates†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Top-Up service Number Charges
From your O2 mobile 4444 Free
From a landline 0345 6062277 Standard UK Rate
Opening times
Monday - Sunday 24 hours
* Calls are free for customers on our Pay As You Go Go Go tariff
† See o2.co.uk/international for calling rates when abroad

Business Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your account password before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.
Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7337 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Online Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7027 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Enterprise Customer Service
Contact your account manager
If you are managed by a local partner please contact your partner
Limited service outside of these hours is available if you have lost or had your mobile phone stolen, or if you have a fault on your O2 landline.
† Free from an O2 Business mobile, other providers' charges may vary.

Broadband


Mobile Broadband Customer Service

If you are an O2 mobile customer, please call your normal Customer Service number.

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

Pay Monthly Mobile Broadband: 0344 809 0202
Pay As You Go Mobile Broadband: 0344 809 0222
Business Mobile Broadband: 0800 977 7337

Join O2

O2 Consumer mobile phone sales Number Charges
From any phone 08442 02 02 02 5p per min service charge plus your phone company's access charge
Opening times
Monday - Friday 08:00 - 21:00
Weekend 09:00 - 17:00
O2 Business sales Number Charges
More than 10 phones
or:
Less than 10 phones 0800 028 0202 Free
Opening times
Monday - Friday 09:00 - 17:00

O2 Travel Insurance

We no longer sell travel insurance to new customers, but if you have an existing policy don't worry, you're still covered.

If you already have O2 Travel Insurance:

Find out how this affects you


Get in touch:

For any of these existing policies, we're still here to help if you need medical assistance or to make a claim. Here are the numbers:

24 Hour Emergency Services:

Phone outside your home country: +44 20 8239 3902

Phone within your home country: 020 8239 3902

Claims:

0844 463 02 02. Lines are open Monday to Friday 8.00am to 6.00pm

If you have any questions regarding your policy, please call customer service:

0844 463 02 02. Lines open Monday to Friday 9.00am to 5.00pm.

O2 Home

Call us on 0344 499 0202.
Opening times are Mon-Sat, 8am-7pm.
Calls to this number are charged at standard UK rates.

... or if you want to write to us

For phone, broadband or other O2 services:
O2 Correspondence Team
PO BOX 694
Winchester
SO23 5AP

Not happy about something? Find out how to complain

I've got a technical question

Fastest contact method

Give us a moment

We're just checking to see if there's an available agent.

Live Chat - Busy

All our agents are currently busy, please try again later.

Live Chat - Offline

The service is currently offline.

Telephone numbers and contact hours

Pay Monthly Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 202 Free
From a landline 0344 8090202 Standard UK Rate
From abroad +44 3448090202 Free†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Platinum customers
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 18:00
Sunday 09:00 - 18:00
† Free from an O2 Pay Monthly mobile, other providers' charges may vary.

Pay As You Go Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 4445 25p per call*
From a landline 0344 8090222 Standard UK Rate
From abroad +44 7860 980 202 International rates†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Top-Up service Number Charges
From your O2 mobile 4444 Free
From a landline 0345 6062277 Standard UK Rate
Opening times
Monday - Sunday 24 hours
* Calls are free for customers on our Pay As You Go Go Go tariff
† See o2.co.uk/international for calling rates when abroad

Business Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your account password before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.
Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7337 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Online Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7027 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Enterprise Customer Service
Contact your account manager
If you are managed by a local partner please contact your partner
Limited service outside of these hours is available if you have lost or had your mobile phone stolen, or if you have a fault on your O2 landline.
† Free from an O2 Business mobile, other providers' charges may vary.

Broadband


Mobile Broadband Customer Service

If you are an O2 mobile customer, please call your normal Customer Service number.

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

Pay Monthly Mobile Broadband: 0344 809 0202
Pay As You Go Mobile Broadband: 0344 809 0222
Business Mobile Broadband: 0800 977 7337

Join O2

O2 Consumer mobile phone sales Number Charges
From any phone 08442 02 02 02 5p per min service charge plus your phone company's access charge
Opening times
Monday - Friday 08:00 - 21:00
Weekend 09:00 - 17:00
O2 Business sales Number Charges
More than 10 phones
or:
Less than 10 phones 0800 028 0202 Free
Opening times
Monday - Friday 09:00 - 17:00

O2 Travel Insurance

We no longer sell travel insurance to new customers, but if you have an existing policy don't worry, you're still covered.

If you already have O2 Travel Insurance:

Find out how this affects you


Get in touch:

For any of these existing policies, we're still here to help if you need medical assistance or to make a claim. Here are the numbers:

24 Hour Emergency Services:

Phone outside your home country: +44 20 8239 3902

Phone within your home country: 020 8239 3902

Claims:

0844 463 02 02. Lines are open Monday to Friday 8.00am to 6.00pm

If you have any questions regarding your policy, please call customer service:

0844 463 02 02. Lines open Monday to Friday 9.00am to 5.00pm.

O2 Home

Call us on 0344 499 0202.
Opening times are Mon-Sat, 8am-7pm.
Calls to this number are charged at standard UK rates.

... or if you want to write to us

For phone, broadband or other O2 services:
O2 Correspondence Team
PO BOX 694
Winchester
SO23 5AP

Not happy about something? Find out how to complain

It's about something I've bought

Fastest contact method

Give us a moment

We're just checking to see if there's an available agent.

Live Chat - Busy

All our agents are currently busy, please try again later.

Live Chat - Offline

The service is currently offline.

Telephone numbers and contact hours

Pay Monthly Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 202 Free
From a landline 0344 8090202 Standard UK Rate
From abroad +44 3448090202 Free†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Platinum customers
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 18:00
Sunday 09:00 - 18:00
† Free from an O2 Pay Monthly mobile, other providers' charges may vary.

Pay As You Go Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your security answer before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.

You can set up your security answer online, before you speak to us. Just sign in to My O2 and go to Manage account details.
Customer Service Number Charges
From your O2 mobile 4445 25p per call*
From a landline 0344 8090222 Standard UK Rate
From abroad +44 7860 980 202 International rates†
Opening times
Monday - Friday 08:00 - 21:00
Saturday 08:00 - 20:00
Sunday 08:00 - 18:00
Top-Up service Number Charges
From your O2 mobile 4444 Free
From a landline 0345 6062277 Standard UK Rate
Opening times
Monday - Sunday 24 hours
* Calls are free for customers on our Pay As You Go Go Go tariff
† See o2.co.uk/international for calling rates when abroad

Business Team

We're always improving security. So we're introducing Automatic Security Verification software, to check we're talking to you. We'll ask you for your account password before you speak to us. And if you don't have one yet, or can't remember your answer, we'll help you set it up.
Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7337 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Online Business Customer Service Number Charges
From your O2 mobile 8002 Free
From a landline 0800 977 7027 Free
From abroad +44 844 809 0200 Free†
Opening times
Monday - Friday 08:00 - 20:00
Saturday 09:00 - 17:00
Sunday 09:00 - 17:00
Enterprise Customer Service
Contact your account manager
If you are managed by a local partner please contact your partner
Limited service outside of these hours is available if you have lost or had your mobile phone stolen, or if you have a fault on your O2 landline.
† Free from an O2 Business mobile, other providers' charges may vary.

Broadband


Mobile Broadband Customer Service

If you are an O2 mobile customer, please call your normal Customer Service number.

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

Pay Monthly Mobile Broadband: 0344 809 0202
Pay As You Go Mobile Broadband: 0344 809 0222
Business Mobile Broadband: 0800 977 7337

Join O2

O2 Consumer mobile phone sales Number Charges
From any phone 08442 02 02 02 5p per min service charge plus your phone company's access charge
Opening times
Monday - Friday 08:00 - 21:00
Weekend 09:00 - 17:00
O2 Business sales Number Charges
More than 10 phones
or:
Less than 10 phones 0800 028 0202 Free
Opening times
Monday - Friday 09:00 - 17:00

O2 Travel Insurance

We no longer sell travel insurance to new customers, but if you have an existing policy don't worry, you're still covered.

If you already have O2 Travel Insurance:

Find out how this affects you


Get in touch:

For any of these existing policies, we're still here to help if you need medical assistance or to make a claim. Here are the numbers:

24 Hour Emergency Services:

Phone outside your home country: +44 20 8239 3902

Phone within your home country: 020 8239 3902

Claims:

0844 463 02 02. Lines are open Monday to Friday 8.00am to 6.00pm

If you have any questions regarding your policy, please call customer service:

0844 463 02 02. Lines open Monday to Friday 9.00am to 5.00pm.

O2 Home

Call us on 0344 499 0202.
Opening times are Mon-Sat, 8am-7pm.
Calls to this number are charged at standard UK rates.

... or if you want to write to us

For phone, broadband or other O2 services:
O2 Correspondence Team
PO BOX 694
Winchester
SO23 5AP

Not happy about something? Find out how to complain

Not happy about something?

Tell us what's gone wrong and we'll try to make things better. See how to make a complaint.