Includes Philadelphia, Norristown, King of Prussia, Plymouth Meeting, and Fort Washington.
Approximately 249,524 people reside across the ZIP codes served by this area code. Associated ZIP Codes There are 14 ZIP codes within the 445 area code, including: 19104 & 19107: Central Philadelphia. Jb 445zip
Serves Philadelphia and surrounding communities in Southeastern Pennsylvania. Time Zone: Eastern Time Zone (EDT). King of Prussia