"Oh hey you're from like a whole year in my future. Neat. Well...'my' future. Unless you're about to tell me a bunch of fairies got revealed in your timeline we're probably from separate Earths." Montana. What does Erin know about Montana? Isn't that the place with no legal speed limits?

(...Is it?)

Is it???

"I'm shipping out from Maryland but no one's ever heard of the place I was living in, which is...weird. New Avalon, like ten minutes from DC by train, big port city with all the medical schools and such?"

Baltimore. She's describing Baltimore.