Passport Application Services - Manassas 8801 Sudley Rd Manassas, VA 20110 Phone : (703) 368-2146 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (703) 361-4708 Automated Postal Center - Manassas 8801 Sudley Rd Manassas, VA 20110 Phone : (703) 368-2146 Business Category Automated Postal Centers Toll-Free           (800) ASK-USPS Fax           (703) 361-4708 Post Office - Manassas 8801 Sudley Rd Manassas, VA 20110 Phone : (703) 368-2146 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (703) 361-4708