To unlock your iPhone from its carrier, you'll likely need to contact your carrier directly to cancel your contract.

More travellers are dropping plastic SIM cards and moving to eSIMs, a digital version that lives inside your phone.

If you need to find out your iPhone's carrier without a SIM card installed, you can do so through the Settings app.

This 3G clamshell phone for overseas markets also has quad-band GSM and EDGE for use with US networks. This model is similar to the 6290, but with Nokia's S40 interface in place of the S60 platform.

This successor to the popular N95 flagship phone sports a thinner, sleeker design. Upgrades include 16 GB of internal memory, larger display, rotation sensor, web browser with Flash support, morphing ...