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 discography performed, recorded, and broadcast on the "I Sustain the Wings" radio program, Program No.15, on May 5, 1944 and on November 10, 1945. Larry O'Brien and the Glenn Miller Orchestra recorded the song on the 2006 album "Steppin' Out". "I Sustain the Wings" was composed by Glenn Miller, Chummy MacGregor, Norman Leyden and Bill Meyers. This was the theme music for the radio program that was broadcast weekly on Saturday on NBC from June 1943 to June 10, 1944 by the Army Air Force Band under the direction of Captain Glenn Miller. The radio show was on CBS. Miller was