Contact o2 Customer Service

Provided below are the phone number, support email address, hours of operation and more to help you contact o2 Customer Service. Feel free to add a comment regarding the service you received after contacting o2 Customer Service.

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Customer Service

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Phone: 0800 1 313 136

  • How to reach a live person:
    • Fee dialing from a fixed line
  • Hours of Operation:
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  • Email:
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  • Customer service link:
  • Description:
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