O2 Customer Service Contact Number


Having issues with your O2 service or need to contact them regarding your account? Below you will find O2 Customer Service contact numbers for both pay monthly and pay as you go plans.

Telefonica UK Ltd. is one of the established digital communication service provider based in the UK, and it is a commercial brand. Telefonica has more than 23,000,000 customers in UK and providing the 2G,3G and the 4G services to the customers. You will get more details from the website www.o2.co.uk.


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O2 Customer Service Numbers


If you are finding any difficulty while managing the account through online, the customer care professionals can help you for solving the problem. You can use the live chat facility, or you can contact them by your mobile phone.

You can call to the number 202 from your mobile phone or to the number 03448090202 from your landline. It is for the monthly payment plan.

Other plan is Pay and Go, and for this plan, you have to call to the number 4445 from your mobile number. They will charge 25p per each call. From the landline, you can call the number 0443448090222.

O2 Contact Number for Top-up from Landline and Mobile

If you need any service regarding the top-up, you can call on 4444 from your mobile and when calling from the landline, call on 03456062277. The service will be available for the entire day.

O2 Complaints

O2 has the online service for solving your problems. You can use the live chat, or you can call them at 202 from your mobile. From the landline, you can call to the number 03448090202. They will reply to your call

from 8am to 9pm on weekdays and from 8am to 8pm on Saturdays and from 8am to 6pm on Sundays.

Pay Monthly

Customer ServiceNumberCharges
From your O2 mobile202Free
From a landline0344 8090202Standard UK Rate
From abroad+44 3448090202Free†
Opening times
Monday – Friday08:00 – 21:00
Saturday08:00 – 20:00
Sunday08:00 – 18:00
Platinum customers
Monday – Friday08:00 – 20:00
Saturday09:00 – 18:00
Sunday09:00 – 18:00

Pay As You Go

Customer ServiceNumberCharges
From your O2 mobile444525p per call*
From a landline0344 8090222Standard UK Rate
From abroad+44 7860 980 202International rates†
Opening times
Monday – Friday08:00 – 21:00
Saturday08:00 – 20:00
Sunday08:00 – 18:00
Top-Up serviceNumberCharges
From your O2 mobile4444Free
From a landline0345 6062277Standard UK Rate
Opening times
Monday – Sunday24 hours

Sales

O2 Consumer mobile phone salesNumberCharges
From any phone08442 02 02 025p per min service charge plus your phone company’s access charge
Opening times
Monday – Friday08:00 – 21:00
Weekend09:00 – 17:00
O2 Business salesNumberCharges
More than 10 phones
or:
Less than 10 phones0800 028 0202Free
Opening times
Monday – Friday09:00 – 17:00

Source: http://www.o2.co.uk/contactus

O2 Customer Service Address


If you are facing any issues regarding the broadband, phone and other services of O2, you can write a mail to the address

  • Telefonica UK Ltd.
    Correspondence Department
    PO Box 202
    Houghton Regis
    LU6 9AG

Also, you can file the complaint with the company to the address

  • O2 Complaint Review Service
    PO Box 302
    Dunstable
    LU6 9GN

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