For O2 customer service you can use our signposting service number: 0843 837 5425 call will cost you 7p/minute plus your phone company access charge, you can find more free and local rate numbers on this page. This number is part of our call connection service, you can Call This Number and Save it Under “O2 Number” on your phone, but remember- this is call connection service and is costing you the above charges.
- O2 customer service number contact number from abroad / customer care number, broadband service number and O2 complaint department number
+44 344 809 0202
- O2 top up customer service from landline
+44 345 606 2277
- O2 business abroad phone number
+44 344 809 0202
- O2 business contact number free
+44 800 977 7337
- O2 online business helpline number free
+44 800 977 7027
- O2 customer Service and customer care phone number
+44 344 809 0222
- O2 emergency number helpline
+44 208 239 3902
Telefonica UK limited is the most popular brand providing digital communication services in UK. O2 is the commercial brand of Telefonica. It is serving currently maximum UK customers & all are satisfied with the services provided by O2. There are around more than 23 million customers who are using the services of O2. O2 provides 2G, 3G and 4G network services for its customers living in UK. You can read more about O2 by visiting its official website address www.o2.co.uk . They will provide you all kind of assistance & will resolve your queries. You can also contact O2 through phone by using different contact numbers specified for particular purpose.
O2 customer service postal address
If you have any problem or query regarding phone, broadband or other O2 services, feel free to write O2 at following address:
Telefónica UK Limited
PO Box 202
You can also file a complaint in writing regarding any service. if you are not satisfied with our services write a letter to our complaint review services at following address:
O2 Complaint Review Service
PO Box 302
- Pay bill URL
- Online login URL
- Official Website URL
- IOS app URL
- FB URL
- Twitter URL
- LinkedIn URL
O2 customer services numbers
You may be finding difficulty in managing your account online. You can contact our customer services for this assistance. The fastest way to communicate with our representative is O2 customer live chat medium. You can also contact using O2 customer care numbers
O2 customer service from mobile
For Pay monthly plan, you can make a call on O2 customer service from mobile at 202. This O2 customer service number is free of cost. You can also call O2 customer service from landline number 0044 344 809 0202. The standard UK charges will apply.
O2 contact number from abroad
In case you live abroad, you can call on O2 contact number from abroad 0044 344 809 0202. No call charges will apply on this O2 pay monthly contact number.O2 customer service opening hours are 8am & lines will be closed at 9pm. These timings are for Monday to Friday. On Saturday O2 customer service closing time will be 8pm & on Sunday it is 6pm. However, for platinum customers the timings are different. They are between 8 am to 8pm from Monday to Friday but on Saturday and Sunday timings are between 9 am to 6pm.
O2 contact number from landline number
For Pay & Go plan, you can call O2 contact number free from mobile 4445. The call charges are 25p per call. If you are making a call from landline, call on O2 contact number from landline number 0044 344 809 0222. The standard UK charges will apply.
O2 customer care number
For making call from abroad you can contact O2 customer care number 0044 786 098 0202. International charges shall apply. The opening timings are between 8 am to 9 pm on Monday to Friday, between 8 am to 8 pm on Saturday & between 9 am to 6 pm on Sunday.
O2 top up customer service from mobile and landline
If you are making call for getting assistance regarding top up service, call O2 top up customer service from mobile 4444 at free of cost. For making call from landline, call on O2 top up customer service from landline 0044 345 606 2277. These top up O2 customer helpline numbers are available for 24 hours.
O2 business customer service numbers, mobiles and business calling from abroad
O2 business team contact numbers can be called for various business services. You can contact O2 business customer service from mobile at 8002. This number is free of cost & will not charge any amount. If you are calling from landline, call at O2 business contact number 0044 800 977 7337. If you are living abroad, you can call at O2 business abroad number 0344 809 0202. The timings from availability of business services are between 8 am to 9 pm from Monday to Friday & between 9 am to 5 pm on weekends.
O2 online business helpline number
O2 also provides online business services for their customers. You can call on O2 online business service number from mobile 8002. For making call from landline, call on O2 online business helpline number 0044 800 977 7027. You can also call on O2 online business contact from abroad number 0344 809 0202. O2 business customer service timings are between 8 am to 9pm from Monday to Friday and between 9 am to 5pm on weekends.
O2 home broadband services
For queries related to O2 broadband services, you can contact O2 contact helpline numbers. If you are an O2 customer, normal customer care numbers will be helpful. However, for non O2 mobile customers following numbers can be used for making call:
- For Pay monthly customers, the O2 broadband service number is 0044 344 809 0202
- For pay & go customers call O2 customer service pay as you go number 0044 344 809 0222
- For business customers, contact O2 broadband business service number 0044 800 977 7337
O2 customer complaint service numbers
The easy & fastest way to share your problems with O2 is its online services. You can refer your complaint through live chat with their customer representatives. Another way to make a complaint is through phone. You can contact O2 through your mobile, landline or even if you are not staying in UK.
If you are under Pay monthly plan, you can call at O2 customer complaint number 202 from mobile. If you are calling from landline, call at 0044 344 809 0202. Standard UK charges will apply. For making call from abroad, you are required to make a call at O2 complaint department number 0044 344 809 0202. These numbers are available between 8 am to 9 pm from Monday to Friday, between 8 am to 8 pm on Saturday & between 8 am to 6 pm on Sunday.
Pay & Go customers the complaint number
For Pay & go customers the complaint number is 4445, if you are calling from mobile. You will be charged 25p per call on this O2 contact number. The call can also be made from landline at O2 customer support number 0044 344 809 0222 at standard UK rates. This O2 customer service phone number can also be used if you are staying abroad. The call timings are same as in case of Pay monthly customers i.e. between 8 am to 9pm from Monday to Friday & on weekends closing timings are till 8 pm on Saturday & till 6pm.
For complaint regarding phone & broadband service, call on O2 contact complaint number 0044 800 230 0202.
O2 business complaint number
For business complaints, call on O2 business complaint number 8002 from mobile and 0044 800 977 7337 from landline and 0344 809 0202 if you are staying abroad. The timings for calling are between 8 am to 9 pm from Monday to Friday and between 9 am to 5pm on weekends. Your complaints shall be resolved soon.
O2 complaint service email address
You can also file a complaint by writing an email at O2 complaint service email address [email protected] . You should ensure while filing a complaint that your contact details are mentioned so that when complaint is resolved you can be contacted easily by O2 customer representatives. The outcome of your complaint shall be send within 5 working days of filing a complaint. You will be informed in case of any kind of delay along with the reason. In case you are not satisfied with the response or result of your complaint is delayed for more than 8 weeks, you can contact Ombudsman. The services of Ombudsman can be contacted either through phone or mail. You can call them at 0044 330 440 1614 or send a mail at following address:
Ombudsman Services: Communications
PO Box 730
O2 travel insurance service numbers
For queries regarding travel insurance policies you are required to call on 0344 809 0202. The availability timings are between 9 am to 5 pm from Monday to Friday.
O2 emergency number
In case you need some medical assistance or file a claim, you can call our 24 hour customer service numbers. O2 emergency number is 0044 208 239 3902 for customers whether living in UK or outside UK.
For filing claims the O2 contact number is 0344 809 0202. This number can be contacted between 8am to 6pm from Monday to Friday.
For necessary assistance about bills & payment services of O2, you can visit the link http://www.o2.co.uk/help/bills-and-payment#qs & choose the necessary option to resolve your query.