PEnnsylvania 6-5000 PEnnsylvania 6-5000 PEnnsylvania 6-5000 is a telephone number in New York City, written in the 2L+5N (two letters, five numbers) format that was common in the largest US cities from approximately 1930 into the 1960s. The named "Pennsylvania" exchange served the area around Penn Station in New York. The two letters, "PE", stand for the numbers 7 and 3, making the phone number 736-5000, not including the later area code 212 for Manhattan. The number is best known from the 1940 hit song "Pennsylvania 6-5000", a swing jazz and pop standard recorded by the Glenn Miller Orchestra. Its owner, the
Telephone number mapping Telephone number mapping Telephone number mapping is a system of unifying the international telephone number system of the public switched telephone network with the Internet addressing and identification name spaces. Internationally, telephone numbers are systematically organized by the E.164 standard, while the Internet uses the Domain Name System (DNS) for linking domain names to IP addresses and other resource information. Telephone number mapping systems provide facilities to determine applicable Internet communications servers responsible for servicing a given telephone number using DNS queries. The most prominent facility for telephone number mapping is the E.164 Number to URI Mapping (ENUM) standard. It