while SIM card refers to the plastic card that holds the gold-colored electronic contacts, which enables SIM tech. The primary purpose of a SIM card is to identify you as a network subscriber.

The ICCID is a 19- or 20-digit number printed on the SIM card itself. Its structure is divided into several segments. The ...

A subscriber identity module (SIM) was traditionally a small, removable card in your mobile phone that identified your phone number and authenticated your identity to a mobile network. When you ...