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What to do if your bill is more than expected

We try to make the billing process as smooth as possible, but sometimes your monthly bill might be higher than expected. Read on to find out about the additional charges that may affect your bill.


Exceeding your allowance

Exceeding your monthly allowance of texts, data and minutes is one of the most common reasons for an unexpectedly high bill. When you go over your allowance, you’ll be charged at a standard rate.


Other than exceeding your allowance, you may also be charged extra for:


  • Making calls, sending texts or using data abroad
  • Sending text messages to premium rate services
  • Using your phone to make a purchase, such as buying wifi on trains
  • Making calls to 0800, 0845 or any other premium rate phone numbers
  • Calling a directory enquiry service


You can view a full list of additional charges by logging into your My O2 account. If you’re planning on using your phone abroad, you may want to consider an international Bolt On to help keep your bill down.


It’s your firs