Philadelphia
City in Pennsylvania
Philadelphia, Pennsylvania’s largest city, is notable for its rich history, on display at the Liberty Bell, Independence Hall (where the Declaration of Independence and Constitution were signed) and other American Revolutionary sites. Also iconic...
ZIP Codes: 19092–19093, 19099, 191xx
Population: 1.576 million (2021)
Area codes: Area code 267, Area code 445, and Area code 215
Demonym: Philadelphian
Elevation: 39 ft (12 m)
Founded: 1682; 342 years ago
Incorporated: October 25, 1701