O2 Contact Number: 0344 809 0202

Contact the O2 general enquiries team by phone on their local-rate number 0344 809 0202 for immediate customer service.

O2 Pay Monthly – 0344 809 0202

Phone 0344 809 0202 to contact the O2 General Enquiries & Pay Monthly customer service team. This number is suitable for all pay monthly queries such as paying your O2 bill, upgrading your phone or tariff and arranging a refund.  As their general enquiries helpline, 0344 809 0202 is also suitable to call if you aren’t sure which O2 department to contact and if you want to find out more about different O2 packages. If you are an O2 mobile customer you can also dial 202 from your mobile for free. To contact O2 from abroad, phone +44 344 809 0202.

This helpline is available to phone between 8am-9pm Monday-Friday, 8am-8pm Saturday and 8am-6pm Sunday (opening times on bank holidays may be affected). 03 numbers cost the same to call as all other local UK landline phone calls, thus up to 12p per minute from most landlines and up to 45p from mobiles (free minutes included in your tariff will usually cost toward the cost of the call but please check with your mobile network provider for full details). International calls to the O2 helpline are free for O2 mobiles but will cost considerably more than local rate calls from all other phones.

O2 Pay & Go – 0344 809 0222

Contact the O2 Pay & Go customer care team on their local-rate phone number 0344 809 0222. If you require troubleshoot advice for your Pay & Go service or you want to check available O2 pay as you go Bundles & Bolt-on packages you should call this number. You can also dial 4445 from your O2 mobile which will cost 25p per call. This helpline is open 8am to 9pm on weekdays (Mon-Fri), Saturday 8am-8pm and Sunday 8am-6pm.

If you want to top up your phone contact the O2 24/7 top up service by calling 4444 free from an O2 mobile phone or call 0345 606 2277 from landlines, which is a local rate number.

O2 Business Customer Service – 0800 977 7337

Phone the O2 Business customer service desk by calling their freephone contact number 0800 977 7337 for free. This dedicated business helpline is open 8am-8pm Monday-Friday and 9am-5pm Saturday-Sunday. If your business only uses an O2 Online service then contact an advisor specifically trained in online services on 0800 977 7027, which is also a freephone number.

Complain to O2 – 0344 809 0202

Phone the general enquiries & pay monthly helpline 0344 809 0202 to make a complaint about your O2 service or device, or contact the relevant department for your complaint. As aforementioned, phone 0344 809 0202 to make a complaint about your pay monthly service and 0344 809 0222 if you are an O2 Pay &  Go customer – these are all local-rate contact numbers. O2 home & broadband customers should call for free on 0800 230 0202 to make a complaint, and business customers should contact the freephone 0800 977 7337 business customer services helpline.

If your complaint is not resolved at this initial stage you should then call O2 again and request to speak to a manager. If you’re still not satisfied by the way O2 has tried to resolve the complaint or your complain is still unresolved then contact the O2 Complaint Review Service. You can email this service using their official address complaintreviewservice@o2.com, or write to O2 by using this postal address:

O2 Complaint Review Service,
PO Box 302,
LU6 9GN,
United Kingdom.

O2 aim to respond to letters to the O2 Complaints Review Service in writing withing five working days. If you still feel your complaint has not been resolved you can contact the free communications ombudsman service by calling their local rate helpline 0330 440 1614 or by post using this official address:

Ombudsman Services: Communications,
PO Box 730,
WA4 6WU,
United Kingdom.

O2 Drive – 0330 018 0802

Contact O2 Drive on their existing customer helpline 0330 018 0802 or call their local rate phone number 0330 018 3302 if you want to join O2 drive. O2 drive is a box-tracking car insurance policy, as well as providing additional services such as Car Assistant, which helps you to book a mechanic for a car service, MOT or to fix a problem with your vehicle. To use the Car Assistant feature of O2 Drive, call for free using the app or on 0800 781 8092.

To post your relevant O2 Drive insurance documents use their official postal address which is provided here:

O2 Drive,
Insurance Services,
Unit 25 Tresham Road,
Orton Southgate,
PE2 6BU,
United Kingdom.

Most Popular O2 Contact Numbers

O2 Department

Phone Number

General Enquiries 0344 809 0202
Complaints 0344 809 0202
Pay Monthly support 0344 809 0202
Pay & Go support 0344 809 0222
Business Customer Service 0800 977 7337
O2 Drive 0330 018 0802

Call cost information: Phone calls to 03 numbers cost the same to call as UK local 01 and 02 area code numbers, therefore they cost up to 12p per minute from BT landlines and up to 45p from mobiles, check with your provider for full details as often free minutes will count toward the cost of these calls. 0800 numbers are free to call from all UK phones.

Alternative ways to contact O2

Visit O2 In Store

O2 operates over 500 stores in the UK as they are the second-largest mobile telecommunications provider in the UK. To visit one of these stores, use the official O2 Store locator here http://www.o2.co.uk/storelocator.

O2 Network Checker

To check whether an area is covered by the O2 mobile network, or if you have lost signal and what to check if the network is down, use the official O2 Network Coverage Checker here: http://www.o2.co.uk/coveragechecker.

Write to O2

If you would prefer to write to O2 regarding your phone, broadband, mobile or other service, please use their official postal address provided here:

Telefónica UK Limited,
Correspondence Department,
PO Box 202,
Houghton Regis,
United Kingdom.