Pennsylvania was a state of the United States of America.
The President of the United States always had an open telephone line to Pennsylvania because the Raven Rock Mountain facility was located in the southern part of the state. (PROSE: Option Lock)
Jack once told David that the only people "sicko enough" to eat the whole of a frog, rather than just the legs, were Pennsylvanians. (PROSE: Cat's Cradle: Witch Mark)
From 1932 to 1940 a lot of children went missing in the United States. They were kidnapped by Odd Bob, the clown. In Pennsylvania 26 out of 34 children vanished from the thanksgiving celebration of the Millhouse community. (TV: The Day of the Clown)