The O2 phone number is 0344 809 0202, and you can use this for an O2 cancel contract request, to ask questions about O2 promo codes, or to make any other kind of query relating to your phone and account.
Use your online account to speak to the team on live chat, or go into a retail location for assistance.
You can make an O2 online top up onto your account via the website, by calling 4444 from your phone or by setting up an auto top-up.
You can buy O2 contracts online too.
Look out for O2 promo codes that save you more!
The O2 network coverage can be checked online at any time to see what current coverage is available in your area.
Buy an O2 sim only for an existing contract online or in-store, and find out more about O2 wifi calling in the product demo area.
|Deal Amount||Title of Deal||Deal Type|
|Free SIM||Get a Free O2 SIM card||Offer||Expired|
|10% Off||O2 NHS discount for 10% off||Offer||Expired|
|25% Off||O2 Open discount for up to 25% Off||Offer||Expired|
|10% Off||10% off select O2 SIM-only plans with this promo code||Discount Code||Expired|
Yes, O2 offers students 20% off airtime plans and accessories. If you’re looking to upgrade your phone or switch to O2, just verify your student status to get a unique code to enter in your basket to get your discount.
If you’re looking at adding a line to your O2 contract or switching your family from another carrier, you can get 20% off airtime plans for any line added after the first. Just buy your phone directly from O2, choose an eligible plan, and follow the directions on the website to get 20% off and manage all your lines with one simple bill.
O2 has a programme called O2 Open where employees of eligible companies can get up to 25% off their airtime plan. The NHS is currently a part of this programme, so NHS employees can get up to 25% off an airtime plan.