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† Monthly price of your Airtime Plan will increase by £1.80 each April from April 2025. Out of bundle charges increase by 5% from 1 April.

SIM cards

Pick the best deal for your device

Pay Monthly SIM

Pay Monthly SIMs

Get all the data you need without changing your phone. Choose from our 12 and 24 month Pay Monthly SIM deals.

Choose a SIM

150GB for £26.99†

12-month SIM Only. Get 150GB data for £26.99† a month.

Buy now

60GB for £18.99†

24-month SIM Only. 60GB data. £18.99† a month. Ends 19 March.

Shop now
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Browse our best SIM deals

Get more Flexibility with a Pay As You Go SIM. Customise your monthly data allowance with our Big Bundles and Rolling plans.

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Rolling plans

The easiest way to pay without a contract

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Grab an Ultimate Plan

Pack on the perks with our SIM Only Ultimate Plan

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Get a SIM only deal for your business phone

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Even if you're joining from another network

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Download the Priority app for exclusive offers

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Our network is a winner

We've been awarded Best Network Performance 2020 by Mobile News

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†The monthly price of your Airtime Plan will increase by £1.80 each April from April 2025. Out of bundle charges increase by 5% from 1 April. See https://www.o2.co.uk/prices

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