Passport Application Services - Secaucus 300 County Ave Secaucus, NJ 07094 Phone : (201) 867-1557 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (650) 577-4416 Post Office - Secaucus 300 County Ave Secaucus, NJ 07094 Phone : (201) 867-1557 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (650) 577-4416