To give you the service you deserve, we’ve made all calls made to O2 Customer Service from O2 Pay Monthly mobiles totally free. This also applies if you’re calling from abroad too. Please note - calls are charged if using a landline, an O2 Pay and Go mobile or another network's mobile.
If you purchased your mobile from an O2 store please call 0870 241 0202 or 202 from your mobile. Our phone service is open 8:00am - 8:00pm Monday to Friday and 9:00am - 6:00pm at weekends.If you purchased your mobile through O2.co.uk or by phone please call
0870 600 3009. Our phone service is open 8:00am - 9:00pm Monday to Friday and 8:00am - 8:00pm at weekends.