The Graduate Center, housed in the historic B. Altman building on Fifth Avenue between 34th and 35th Streets, is easy to find. The building is two blocks east of Penn Station, one block east of Herald Square and two blocks west of the 33rd Street and Park Avenue station served by the East Side IRT's 6 subway line. The closest subway station, at 34th Street and Avenue of the Americas (Sixth Avenue), is served by the B, D, F, N, R, and Q subway trains. The West Side IRT 1, 2, 3 trains stop at 34th Street and Seventh Avenue, and the A, C and E lines stop at Penn Station, 34th Street and Eighth Avenue. More detailed information about New York City bus and subway transportation can be found at the website of the Metropolitan Transportation Authority (MTA) .