If the contact once deleted, the telephone number in person is obviously very impolite, to other friends to politely ask the phone number, will leave a bad image of careless. Of course, this is not the only way, you can also use some tips to get the deleted contact back, avoid some impolite and misunderstanding.
To recover a contact from a icloud:
1. Click "Settings" on the iphone desktop and then drop the screen to find and click the "iCloud" option.
2. Find the "Address Book" option in icloud, drag the slider to the left, and close the Address book.
3. In the last operation, there will be two prompts to select "Keep on my iphone" above.
4. Open the Address book again, if the deletion of the contact person's time is not long, you can in the pop-up menu to "merge" the contact, or there is a very high probability of recovery.
Restore from previous backup:
1. On the computer where you often back up your iphone data, open itunes, select a good device, and then click "Restore Backup."
2. Locate the backup version where the contact exists, and then click "Restore".
Tip: If you're using Backup recovery, it's best to back up your current iphone data first. Or find out the difference between the two versions and upload the new data to iphone5 after the old version is restored.