Before attempting this tutorial please make sure you have BSD Subsystem installed on your iPhone. You can find instructions to do that here
Make sure you have the iClarified Installer Source added to your Installer App. You can find instructions on how to do that here
Press to launch Installer from on your SpringBoard.
Press to select the Install tab at the bottom of the screen.
Press to select iClarified from the list of Categories.
Press to select SIMport from the list of Packages.
Press to select the Install button at the top right of the screen.
Press to select the large red Install button that appears.
Once the package has downloaded and finished installing you will be returned to the Categories list. Press the Home button to return to your SpringBoard. From your SpringBoard press to select the new SIMport icon.
You will be displayed a loading screen and then a list of the contacts on your SIM Card will be displayed.
By default all the contacts are selected for import. If you wish to deselect all the contacts the press the Uncheck all button at the top left. If you wish to deselect one contact then press to select the contact and slide the Add to selection switch to OFF. Then press the Back button at the top left to return to the list.
When done selecting the contacts for import press the Import button at the top right to begin.
Once the import has completed a notice will appear letting you know how many contacts were successfully imported. Press the large Close button.
You can now check your address book to see the contact you just imported!
THANKS*: This app was developed by alexf from hackint0sh. Big thanks go out to him!