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Discover our latest deals on phones, SIM-only plans, and 5G tariffs. Flexible contracts, no hidden fees — just brilliant connectivity.

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O2 Essential For Living From £15/mo
UK's Best 5G Network
Data Rollover
EU Roaming Included
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Our Best Plans

Campaign Deals

Pick the plan that suits you. Upgrade anytime.

Popular
Essential
5GB data/mo
£15/mo
  • Unlimited calls & texts
  • 5G ready
  • Data rollover
  • EU roaming included
  • No contract lock-in
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Best Value
Standard
25GB data/mo
£22/mo
  • Unlimited calls & texts
  • 5G+ ready
  • Data rollover
  • EU & global roaming
  • Priority tickets & perks
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Premium
Unlimited
∞ data/mo
£35/mo
  • Truly unlimited data
  • Fastest 5G+ speeds
  • Data rollover
  • Worldwide roaming
  • O2 Priority + Extras
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Not sure which plan? Call our experts on 0207 993 0052

The O2 Difference

Why Choose O2?

Fastest 5G

Access the UK's widest and fastest 5G network in thousands of locations across the country.

Data Rollover

Unused data rolls over to next month. Your data, your rules — never waste a gigabyte.

O2 Priority

Exclusive access to Priority Tickets, early-bird offers, and rewards only for O2 customers.

Expert Support

UK-based advisors available 7 days a week. Call 0207 993 0052 for instant help.

Experience the
Power of 5G

Lightning-fast speeds, lower latency, and more reliable coverage. O2's 5G network spans over 200 towns and cities — and growing every day.

Check Your Coverage
200+
Cities with 5G
99%
UK Population
1ms
Low Latency

Ready to Switch to O2?

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