No matter whether you are using Yahoo, Address Book, Outlook express, or other online services or not to help store your iPhone contacts, finding out some ways to transfer contacts from iPhone 5S/5C/5/4S/4/3GS to computer is a necessity. If you don't have those online accounts, you can copy contacts from iPhone to computer in case you accidently deleted or lost them somehow. Or even you get those online services, you can also transfer contacts from iPhone to computer as a sort of an offline backup copy.
There are 2 simple and efficient ways to help you transfer iPhone contacts to computer: using iTunes to sync or letting iPhone Data Recovery to help you freely transfer iPhone contacts to PC without iTunes. You can select one of them as you like.
Using iTunes to import contacts from iPhone to computer is a good method, since iTunes can help to store your iPhone contacts and other files on your PC. However, it also contains some limitations, such as you cannot view the detailed contacts, and iTunes can delete old contents you have backed up from previous Apple devices, which are complained about by lots of users. Even worse is that it cannot extract and transfer the deleted contacts on your iPhone which are not really gone. If you prefer to transfer iPhone contacts to computer without iTunes, then go to iPhone Data Recovery in the next content.
Here is how to use iTunes for contact transfer.
Then iTunes will sync with your iPhone devices and your contacts would be transferred into computer.
iPhone Data Recovery can extract iPhone files to allow you preview contacts in details and freely select any wanted ones in order to transfer iPhone contacts to computer running Windows OS, like Windows8.1/ 8, Windows 7, Windows XP, Windows Vista, etc. Even when you deleted or lost contacts on your Apple iPhone, you can also use this program to transfer them to your PC for backup. Here is how to copy iPhone contacts to computer with iPhone Data Recovery.
Run iPhone Data Recovery and connect iPhone to PC. Select "Recover Data from iOS Device" and click "Start Scan" to scan your iPhone devices.
Optionally choose contacts to preview, select the wanted ones and click "Recover".
Select a folder to transfer the contacts onto your computer. You can save the contacts in the form of Excel in your PC so that you can clearly view any of them in detail.
You can try either of the 2 methods as you like. If you are Mac users, go for iPhone Data Recovery for Mac, which fully supports you to transfer contacts from iPhone to Mac computer on OS X 10.10 Yosemite, 10.9 Mavericks, 10.8 (Mountain Lion), 10.7, 10.6, 10.5, etc.