Currently Being ModeratedJan 21, 2013 10:14 AM (in response to CharlesK9180)
Depends on how you sync contacts. You need to do that on your computer, assuming the contact app you use on your computer supports groups. Or, you can use iCloud:
Currently Being ModeratedJan 21, 2013 11:15 AM (in response to CharlesK9180)
You have to do it manually though.
In the Contacts program on your Mac go to the File menu and create a new group. You have several options.
Here is a rough walkthrough: http://support.apple.com/kb/HT2486
And another one with references to iCloud: http://support.apple.com/kb/PH2667
Hope these help.