o2 Customer Service Contact

Network Failure
UK Phone Number

24 hour UK service
Best calling hours
Mon-Fri 09:00-18:00
Premium Rate Connection Service. All Customer Assistance calls are capped at the rate of £1.53 from a BT landline. Calls cannot exceed this amount from a BT landline. Calls from mobiles and other networks may vary. Official site is here. Simply call the number above to obtain the UK telephone number for the Network Failure Customer service team.

O2-Network-Failure Info


The O2-Network-Failure customer helpline contact number should provide you assistance in the following areas.

• O2 Incoming Call Failure Support
• Customer Support
• O2 Outgoing Network Calling Failure Help Centre
• O2 Network Failure UK Hotspots Customer Services
• O2 No Network Issue Customer Number

Contact Helpline

Contact Helpline is a phone number lookup service. We strive to deliver you customer service numbers that many big firms & corporations hide.

Simply Call the number above to obtain the O2-Network-Failure contact helpline.

Calls may cost more from mobiles and other networks. You should be aware that you will not be connected directly to a O2-Network-Failure Customer Service agent. Contact helpline is in no way affiliated with O2-Network-Failure.

Mail to


All problems & issues will be emailed directly to the appropriate departments. Fill in the form and state the nature of your enquiry.


Service provided by CHelpline. λ18