Need to know more?
If you have a question about our VIP mobile or corporate and SME mobile account management, or our landline and broadband services, please just ask.
It’s quick and simple to complete the ‘call back request’ form on the right or if your query is urgent, you can contact us at our main office:
Our lines are open Monday–Friday: 9.00am –5.00pm (closed weekends and bank holidays)
Call Back Request Form
Lost or Stolen Phone or Device?
If you lose your phone, tablet, dongle or MiFi device you’ll need to contact us as soon as possible.
We’ll need to bar your SIM card to stop any unauthorised usage. We may also need to blacklist your handset to stop anyone from using it with another SIM.
During Business Hours
Out Of Hours (By Network)
O2 Consumer : 0344 8090202
O2 Business : 0344 8090202
Calling from outside the UK? just remove the 0 and add +44 to the numbers above. For example 01969625035 becomes +441969625035
Mobile customers with a billing query?
If you’ve got a question about your mobile phone bill, you can talk to one of our customer representatives on the relevant network help desk number below: