Take a look at the list. Interesting that the only state not listed as having any post offices up is Delaware. Do you suppose that it is an oversight? Did they forget about The First State? Perhaps the VP interceded?
Just in case they fix this later, here is what it looks like now. I bet there is at least one on the PO BRAC list.
Looks like a little misspelling of the nation’s capital. Or maybe just a regional dialect spellin’.