Phone O2 on their UK contact number 0344 809 02 02 to ask a mobile phone specialist about your monthly contract or a broadband representative about your mobile Internet service.
O2 is the UK branch of the Spanish multinational telecommunications services provider, Telefonica. O2 is in fact the second largest mobile network provider in the United Kingdom through its pay-as-you-go SIMs and monthly tariff deals. However O2 also provides broadband Internet services to millions of customers throughout the United Kingdom.
Customer Services from a Landline – 0344 809 02 02
Call O2 on their customer service telephone number 0344 809 02 02 if you are unable to dial 202 from your O2 mobile. Callers can ask the mobile service provider to check the remaining duration of their SIM contract before asking to upgrade to a new handset. However if you would like to keep your current mobile phone number while purchasing a mobile phone then you can ask the advisor for a PAC code to enable you to do so, regardless of whether you are using a Pay As You Go SIM card. You should also contact the O2 customer service team for help with basic account transactions such as paying a bill or purchasing extra add-on data. Moreover, If you have lost your phone or believe it to be stolen then you should contact O2 as soon as possible so they can block it from further use.
Pay Monthly Mobile Broadband – 0344 809 02 02
Call O2 on their mobile broadband telephone number 0344 809 02 02 to contact a representative about the Internet services provided by the telecommunications company. Callers should ask the O2 representative about the cost of the monthly Internet packages as unlimited mobile broadband may be more expensive and some deals include bonuses such as additional download data.
Call Costs and Contact Hours
Both the O2 customer service and mobile broadband helpline operate a 03 contact number meaning that all calls will be charged the same standard per-minute rate for any other local call made from a UK mobile or landline telephone. The opening hours for the O2 call centre are are 8am-9pm Monday to Friday, 8am-8pm Saturday and 8am-8pm on Sundays.
O2 Contact Numbers
|O2 Department||UK Contact Number||Opening Hours|
|Customer Services from O2 Mobile||202||8am-9pm Monday to Friday, 8am-8pm Saturday, 8am-8pm Sunday|
|Customer Services from a Landline||0344 809 02 02||8am-9pm Monday to Friday, 8am-8pm Saturday, 8am-8pm Sunday|
|Customer Services from Abroad||+44 344 809 02 02||8am-9pm Monday to Friday, 8am-8pm Saturday, 8am-8pm Sunday|
|Business Customer Service from a O2 Mobile||8002||8am-8pm Monday to Friday, 9am-5pm Weekends|
|Online Business Customer Service||0800 977 7027||8am-8pm Monday to Friday, 9am-5pm Weekends|
|Pay Monthly Mobile Broadband||0344 809 02 02||8am-8pm Monday to Friday, 9am-5pm Weekends|
|Pay As You Go Mobile Broadband||0344 809 0222||8am-8pm Monday to Friday, 9am-5pm Weekends|
Write to O2
Customers who are unhappy with their mobile phone or broadband service should send a formal letter of complaint to the main O2 UK postal address: O2 Correspondence Team, PO BOX 694,Winchester, SO23 5AP, United Kingdom.