Take it to the shop where you purchased the iPhone and get them to do it for you.
Use google sync. its the easy way out. source :- http://www.everythingicafe.com/transfer-contacts-calendars-blackberry-iphone/2012/05/01/
There are lots of iPhone data transfer software online, such as imeshootings imeshootings iPhone Transfer, imeshootings iPhone 4 to mac or PC transfer, just download the trail version and use it.
Bluetooth!
sim card
How do you transfer data from Blackerry Curve to Galaxy S2
Just go to your phone store and they should do it for free !!
Through iTunes
The iPhone and BlackBerry are both smartphones. The iPhone is produced by Apple, and the BlackBerry is produced by RIM (Research in Motion).
Use PC to iPhone data transfer, there are a few software that can help you getting this done.
esay blackberry but if it was a iphone 4 then it would be the iphone
If you go to AT+T, they will be able to transfer them for you. They did it for me absolutely free.
blackberry