Automated Postal Center - Amarillo 2301 Ross St Amarillo, TX 79120 Phone : (806) 468-2101 Business Category Automated Postal Centers Toll-Free           (800) ASK-USPS Fax           (806) 468-2196 Passport Application Services - Amarillo 2301 Ross St Amarillo, TX 79120 Phone : (806) 468-2101 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Fax           (806) 468-2196 Post Office - Amarillo 2301 Ross St Amarillo, TX 79120 Phone : (806) 468-2101 Business Category Post Offices Toll-Free           (800) ASK-USPS Fax           (806) 468-2196