0800 1 313 136 o2 Customer Service

This page has more information covering the phone number provided by o2 for Customer Service. There may be other ways to contact o2 and you can click here for the complete o2 customer service options.

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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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  • Description:
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