Sure4G

• Sure4G brings you high speed mobile data across the operational areas of Diego Garcia making it easier to keep in touch with home. Data bundles available from as little as $10 for 1GB of data.

• Improved island coverage – Sure4G coverage includes Downtown, Villages, Harbor Ops, AIMD/North Ramp, South Ramp and Thunder Cove.

• Manage your credit with our convenient and simple to use web-based self-care at mobile.sure.io

• Top-up your credit with our new Sure4G top-up cards

• If your handset is not Sure4G Voice compatible, continue to use our foneplus cellular 2G service for voice and SMS. 4G voice and SMS will be available from May 2020.

• Use your existing handset or cellular device or buy a new handset from Sure.

• Sure4G operates on Band20.

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Sure4G Voice and SMS

The Sure4G network uses VoLTE technology for voice calls and SMS services. If calling between Sure4G handsets or calling landlines, VoLTE technology will usually give better voice quality and quicker call set up times. Handsets must be VoLTE compatible and network certified to use VoLTE technology.
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Sure4G Tariffs

Four residential bundles and one bundle designed for businesses but available to all customers.
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Sure4G Mobile Data

Sure4G Mobile Data is a new service from Sure, available anywhere that you have mobile reception, from Downtown to Tent City including the Villages.
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4G Mobile Devices

• You are welcome to use your own handset

Sure4G FAQ

Do I need a new SIM?Yes. You need a Sure4G SIM to use our 4G service. Existing residential 2G mobile customers can swap their 2G SIM for a Sure4G SIM free of charge. What areas of Diego Garcia are covered by Sure4G?Sure4G has improved island coverage compared to our 2G...