How Do You Unlock A Nextel I870 Phone?
Most cellular phones are locked by the service providers that sell the phones. They come pre-locked to prevent you from using other service providers or using foreign/pre-paid SIM cards. Most phones are locked using a logarithm function that creates a unique unlock code for each phone, based on its IMEI (International Mobile Equipment Identity) number. However, you can unlock your phone with a few relatively simple steps, thereby allowing you to use any service provider you wish and increasing your phone’s overall resale value. Obtain your phone’s unique IMEI number by typing *#06# into the phone’s keypad. A screen should pop up displaying your IMEI number. Write the number down and save it for later. Call your service provider (Sprint/Nextel) and ask for an unlock code. Give the representative your IMEI number that you obtained in the previous step. If, for some reason, your service provider won’t give you an unlock code, you can purchase one from a site such as cellunlocker.net, cell
