Passport Application Services - Quakertown 165 California Rd Quakertown, PA 18951 Phone : (215) 536-6817 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (215) 529-7835 Post Office - Quakertown 165 California Rd Quakertown, PA 18951 Phone : (215) 536-6817 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Toll-Free           (800) ASK-USPS Fax           (215) 529-7835