One of the most in-demand smarthones today is the iPhone that is a product of the Apple Inc. It can store huge volumes of data and it is possible to import the files to and from one iPhone to another. To import contacts to iPhone one needs to import the .csv files. These CSV files or the Comma Separated Value files contain all contacts that are imported into the contact application- whether it is the Outlook Express, the Apple Address Book or any other application.

In order to import contacts to iPhone from CSV with the Address Book follow the steps mentioned below:

• Open the Applications in the Finder and double click on the Address Book.
• Now click on File, and on Import from the drop down list.
• Find the .csv file that is to be imported.Click on it to highlight it.
• Click on Import from drop down list.
• Connect your iPhone to the computer system, plug the USB cable in iPhone and USB port in the system.
• Click on iTunes on the dock and the iPhone tab in the iTunes sidebar.
• Click on Info tab and click in the checkbox Sync Address Book Contacts. Click on All contacts box and click on the Apply button.
• The Sync process is now complete. Now disconnect your iPhone.

To import contacts to iPhone in Outlook Express you need to follow the steps mentioned below:

• Open Outlook Express. Got to File in the top of the screen.
• Select Import from the drop down list and click on Address Book.
• Click on CSV file and then Open it.
• Connect your iPhone and PC.
• Now run iTunes, click on the iPhone in the sidebar.
• Click on the Info tab.
• Click on Sync Outlook Contacts and All contacts or the Selected Groups. Check the desired group that you want to sync with your iPhone for the Selected Groups.
• Now the synchronization is complete. Click on Apply and disconnect your iPhone.

However, if the aforementioned steps are not helpful in importing the contacts then you need to use an efficient and reliable third party iPhone backup software that can help in the backing up as well as transfer of all types of files from the iPhone to your Mac or PC without any hassles.