Someone created this map of the number of Sonic restaurants by state. As you can see the closest state from where I live, NY, is Pennsylvania and Delaware. This is not an official map.
I guess we didn’t win after all. This is a building in US Navy’s Coronado, California Naval Amphibious Base. Here is the Wikipedia entry for it.
A draft study conducted by the National Register of Historic Places noted that the shape of the six-building complex was simply an oversight that went undetected during the Navy’s approval process.