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Your SIM and Tariff
Useful information about using your mobile
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Switch to O2
Switch to us for free. Just let us know and we'll take care of everything.
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My O2 – Web Self-Care
Manage your settings, see invoices, pay bills
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Operator verification (application)
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Coverage map
Find signal coverage anywhere in the country
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Services for the disabled
Monthly discounts for disabled customers
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Discover the internet that can do more
The most commonly used fixed line internet in the Czech Republic.
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Information services
All information services are available 24 hours a day.
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New customers
Find out what network you're calling