A guide to SIM cards, the small chips that connect your phone to a cellular network

A SIM card, or subscriber identity module, is a small card in your cellphone that lets you place phone calls, send text ...
PC Magazine

Using Two SIM Cards Is Easy and Can Save You Money. Here's How to Do It

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...
Straight Arrow News on MSN

Agents seize 200K more SIM cards linked to foreign network: CBS

Federal agents have discovered an additional 200,000 SIM cards connected to a communication network in the New York Tri-State area.

‘SIM Farms’ Are a Spam Plague. A Giant One in New York Threatened US Infrastructure, Feds Say

The agency says it found a network of some 300 servers and 100,000 SIM cards—enough to knock out cell service in the NYC area ...