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Everything You Need to Know About O2 UK Top-Up
We’ve put together this list to give you the answers you need
How Do I Redeem My O2 Code?
- From your O2 mobile, call 4444.
- From a landline, call 08456 062 277.
How Can I Check My O2 Balance?
- Dial #10# and press call to see your balance on-screen.
- Call 4444 to hear your balance.
How Can I Contact O2 Customer Service?
- From your O2 mobile: Call 4445.
- From another phone: Call 0344 809 0222.
- From abroad: Call +44 7860 980 202.
- Online Support: Visit O2’s website and scroll to the bottom for live chat.
What Is an O2 Top-Up Code?
An O2 top-up code adds credit to your phone so you can call, text, and browse without interruption. Your O2 top-up voucher will be delivered within 30 seconds.
How Long Is My O2 Credit Valid?
- O2 top-up vouchers expire after 12 months if not used.
- Once activated, your SIM remains active as long as you make a call, send a text, or use mobile data every 6 months.
How to Top Up O2 from Abroad?
Recharge O2 while traveling by dialing 111# and pressing call.
Stay connected wherever you go with O2 UK!