Q: My iPhone 5 contacts are not being synced with my windows 7 computer

Hi, couwayen.  

Thank you for visiting Apple Support Communities.  

I understand that your contacts and not syncing via iCloud to your computer.  I would need a little more information regarding what version of Outlook you are using and if you have any other mail accounts on your iPhone to provide a better answer.  However, here are a couple troubleshooting articles that will get you started troubleshooting this issue.  

Get help using iCloud Contacts

iCloud: Advanced Calendar and iCal troubleshooting

-Jason H.