You can phone us on our Business Customer Services numbers, which you can find by following the link below. Alternatively, please email us. We will try our best to reply to your enquiry within three working days. Remember that we aim to resolve your queries with one call. So why not give us a call instead, it's quicker.
You can find our other O2 Customer Service contacts on the link below.
Please tell us about yourself in the form below and we'll contact you shortly. If you'd like us to put together a tender for your mobile business, please complete the Request For Tender Form which you will find by following the link below.