Allentown, NJ

ZIP code 08501 is located in Allentown, New Jersey. This area is known for its historic downtown district, featuring charming shops, restaurants, and historic homes. Key landmarks include the First Presbyterian Church of Allentown, which dates back to the 18th century, as well as the Walnford Park Historic District, a former mill village that now offers hiking trails and picnic areas for visitors to enjoy.