How to Disable Facebook Places

If the Facebook Places application feels a little too "Big Brother" to you, you might simply opt out of using this feature by never "checking in" anywhere. But, that's not enough to keep you geographically anonymous. It's still possible for other people to tag you and reveal your location to whoever they make their profile information available to (which could be everyone). Keep reading for detailed instructions.

Steps

1. 
   1
   Go to "Account" in the upper right hand corner and click on "Privacy Settings".
2. 
   2
   Click on "Customize Settings".
3. 
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   Look for "Places I check in to" and "Include me in "People Here Now" after I check in". Make sure the check box (Enable) next to "Include me in "People Here Now" after I check in" is unchecked.
4. 
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   Click on the dropdown menu next to "Places I check in to" and click on "Customize".
5. 
   5
   In the box that shows up, select "Only Me" from the first dropdown menu. This is as private as it gets.
6. 
   6
   Go back to privacy settings. Look for "Friends can check me in to Places" (it's in the section titled "Things Others Share". In the dropdown menu, select "Disabled". 

Source; wikihow