Souderton is a borough in Montgomery County, Pennsylvania. The population was 6,618 at the 2010 census. Souderton hosts the end of the annual Univest Grand Prix, a professional bicycle race.What is the postal code for Pennsylvania?
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Penn City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Penn ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Penn, Pennsylvania. The Penn Zip Code is 15675.