SIM cards have been an integral yet often forgotten part of owning a smartphone for the past few decades. For most users, the SIM card defines the basic commercial relationship they have with their ...

SIM cards are generally country-specific, so using your device abroad can result in significant international roaming charges ...

The mobile giant has reduced the cost of two of its most popular unlimited data plans, with some customers able to save ...

In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone. Marguerite Reardon Former senior reporter ...

Ooredoo has announced that customers can now purchase Data SIM cards via the Ooredoo eShop and have them delivered direct to their doorstep free of charge. Customers can choose the Data SIM 5G plan ...

With smartphones' specs and streaming capabilities constantly improving, you might be looking for a new unlimited data SIM-only deal to go with your handset. After all, what better way to spend your ...

State-run telecom operator BSNL has introduced an aggressive limited-period prepaid offer aimed at attracting new subscribers ...

One of the nifty things about Google’s Project Fi wireless network is that the company doesn’t charge anything extra for tethering, so if you want to use your Android smartphone as a mobile hotspot, ...