PEnnsylvania 6-5000 imposed on all of New York City, including calls within the same area code. Letters from the original named exchange prefixes are occasionally spotted on old signage in the city, but are increasingly rare. Many big band names played in the Hotel Pennsylvania's Café Rouge, including the Glenn Miller Orchestra. The phone number became the inspiration for the Glenn Miller 1940 Top 5 "Billboard" hit of the same name. The number was used in the Milli Vanilli song, "Baby Don't Forget My Number", near the end. The number also inspired the pun title "Transylvania 6-5000", used separately as titles for
Glenn Miller Miller. The University of Colorado, Boulder, has an extensive Glenn Miller Archive that not only houses many of Miller's recordings, gold records and other memorabilia, but also is open to scholarly research and the general public. This archive, formed by Alan Cass, includes the original manuscript to Miller's theme song, "Moonlight Serenade", among other items of interest. In 2002, the Glenn Miller Museum opened to the public at the former RAF Twinwood Farm, in Clapham, Bedfordshire, England. Miller's surname resides on the "Wall of Missing" at the Cambridge American Cemetery and Memorial. There is a burial plot and headstone for