edited November 2017
you put in example rochester new hampshire postcard and you get not just nh postcard but every state that has a rochester town in them why is this? ebay dose not give you all the ones but just the state you ask for!
If you search for "Rochester New Hampshire" you will only see items which have Rochester and New Hampshire in the title:
However, the best way to make sure you're seeing all the cards you're looking for would be to browse the United States > New Hampshire > Rochester category:
In general, Sellers are responsible for which categories their items are listed in. It looks like one Seller had a handful of erroneous items listed here, which we've moved. However, other than that all of the items should generally be accurate to what category you're in.