1) Select the contacts which you want to export and click Export button or File\Export function from the menu. Select the export application or file format, for example Address Book.

2) Select all cards or selected cards.

3) A note window will appear to show the export results when it is done.

4) You can find all contacts of Address Book on your MAC.

5) Run iTunes, click [Info] tab, and then check [Sync Address Book contacts].

6) Right click on [Devices] \ [iPhone], and select [Sync].

7) After synchronizing with iPhone, please check Contacts on the iPhone.

8) Tap [Groups].

9) Tap [All Contacts] to search the contact information.