Telephone exchange names UK in 1966, although it was not until the early 1970s that all exchange names were converted. In Paris and its suburbs, the conversion from 3L-4N to all numbers occurred in October 1963. For example, ÉLYsées became 379, LOUvre 508, PIGalle 744, POMpadour 706... But until October 1985, when an 8th number was added, it remained possible to make use of almost all the previous combinations. At least four popular songs use old telephone exchanges in their names: "PEnnsylvania 6-5000" (PE 6-5000), recorded by Glenn Miller (the inspiration for that song, the Hotel Pennsylvania in New York City, still holds
Glenn Miller (a former arranger for Tommy Dorsey), Billy May and to a much smaller extent, George Williams, who worked very briefly with the band as well as Andrews Sisters arranger Vic Schoen According to Norman Leyden, "[s]everal others [besides Leyden] arranged for Miller in the service, including Jerry Gray, Ralph Wilkinson, Mel Powell, and Steve Steck." In 1943, Glenn Miller wrote "Glenn Miller's Method for Orchestral Arranging", published by the Mutual Music Society in New York, a one hundred sixteen page book with illustrations and scores that explains how he wrote his musical arrangements. "Major Alton Glenn Miller (Army Serial No.