Today security has become the prime concern when you have your profile on social sites like Orkut, Facebook etc. So if you are using Facebook then you should know how you can block your email id from displaying. Below is the step by step procedure given to enforce strict control and prevent revealing of Email ID associated with your Facebook profile. You can hide email ID from all or specific Facebook friends.

1. First login to your Facebook account and go to Acount > privacy settings

2. From the screen appears click on contact information

3. At the bottom of ‘Contact information’ page, your email ID will be listed. Click down arrow button to customize required options to hide email ID from all or specific friends.