The easiest way to locate the nearest social security office is to visit Social Securty's website,  Under the Home Tab there is a listing of Top Services. Scroll down to the bottom and you will see "Locate a Social Security office".  Click on this and you will be redirected to a page that will ask you to enter your zip code.  Once you enter the zip code hit the "Locate" button and it will provide you with the address and phone number for the closest office.