At Mark Cotton's website, you can download an excel spreadsheet with Nevada casinos and their addresses. You should be able to sort by address...

http://www.webring.org/l/rd?ring=casinochip;id=148;url=http%3A%2F%2Fwww%2Emarkcotton%2Ecom%2FLas%2520Vegas%2520Casinos%2Ehtml