Hanover, Pennsylvania
Hanover is a borough in York County, Pennsylvania, 19 miles southwest of York and 54 miles north-northwest of Baltimore, Maryland and is 5 miles north of the Mason-Dixon line. The town is situated in a productive agricultural region. The population was 15,289 at the 2010 census. The borough is served by the 717 area code and the ZIP Codes of 17331-34. Hanover is named after the German city of Hannover. The site of the final encounter between the Union... Show more and Confederate States armies before they fought against each other in the Battle of Gettysburg during the American Civil War, this borough has since become known as the "Snack Food Capital of the World" due to the establishment of multiple food manufacturing businesses there during the 20th century.