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How do I get to speak to a human being? I need someone to look at my account and let me know why the data usage and rollover figures do not tally. I have lost most of the extra data purchased last month. My telephone calls are cut off because it appa...

Tried to buy a new Classic PAYG sim this afternoon and was told in the o2 shop that it is no longer available and the alternative is the BigBundle sim which seems to be significantly more expensive. I can't see anything about the withdrawal of the Cl...