Nope - the line goes along the Southern border of PA, between WVA on the Western end and MD along the rest. It then sections of a chunk of the Eastern shore.

Mike - if my family in New England are to be believed, we are considered by folks up there to be in the Deep South, our "accents" barely decipherable to them (funny considering what the various dialects from Rhode Island alone can sound like - Nasal Cranston Whine anybody?). From my travels in the South, we are considered Yankees (just about the worst thing a Southerner can all anybody), with little distinction between MD and points north. Poor us...

So, we can go to Spring Fever, and just like some Marylanders before us, join up with the side that looks like it's winning! Can't lose...

Here's some interesting light reading - National Geographic Article