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Using Outlook , Nokia PC Suite and iTunes
Once this is done, close the Nokia PC suite, disconnect Nokia Phone from computer.
Connect the Apple iPhone and launch iTunes software. Click on your iPhone Device in the left tab on iTunes then it will show the summary of your iPhone and now click the Info tab.
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Synchronize the contacts with MS outlook. This will copy all your Outlook contacts you synced with Nokia Phone into your Apple iPhone. You can do vice-e-versa as well with any other phone.