Help & Support

• How do I recognise a genuine text from O2?
• I was already registered for o2.ie. Why do I have to register again?
• Why do I have to register with a mobile number?
• What is a verification code and why do I need one?
• How do I set up my voicemail?
• I can't access O2 Mobile Internet on my phone. Send me the settings.

Search

Learn

Forum

Browse Help & Support

• O2.ie Queries

  • Registering
  • Login and Password
  • O2 Email

• Networking & Roaming

  • Top Up Abroad
  • Roaming Charges
  • Selecting Networks

• Your Phone

  • Lost or stolen phones
  • PUK codes
  • Phone settings

• iPhone

  • Before you buy
  • Roaming
  • Activation

• Self Services

  • Self Service Numbers
  • Calling Customer Care

• Calls & Messages

  • Premium Text
  • Picture Messaging
  • Free Webtext

• Mobile Internet & Data

  • O2 Mobile Internet
  • Picture Messaging
  • My Mail

• Topping Up

  • Top Up While Roaming
  • Top Up A Friend
  • Ways to Top Up

• Security & Protection

  • Nuisance Calls
  • Security of Our Site
  • Pop Up Blockers

• Shop

  • Online Shopping
  • Payment Methods
  • Find O2 Stores

• Price Plans & Tariffs

  • Changing Price Plans
  • Pro Rata Billing

• Broadband

  • Mobile Broadband
  • Business Broadband
  • Broadband Guides

• Your Bill

  • Mobile Bill Explained
  • Broadband Bill Explained

• Upgrading

  • Pay Monthly Upgrade
  • Speak Easy Upgrade

• Polish FAQ

  • Czym jest kod PUK?
  • Doladowywanie
  • Bezpieczenstwo