Preferred Carriers Designation Carrier Name Services USPS Priority Mail Express, USPS Priority Mail, USPS First Class Package Service, USPS Parcel Select Ground/Retail Ground, USPS Media Mail, USPS Parcel Select US Domestic United States Postal Service (USPS) Services FedEx Express Services, FedEx Ground/Home Delivery Services, FedEx SmartPost US Domestic FedEx (FDX) Services UPS Express Services, UPS Ground Services, UPS SurePost Services, UPS Mail US Domestic UPS (UPS) Innovations Services US Domestic DHL eCommerce (DHLeC) Trackable Services US Domestic OnTrac Trackable Services US Domestic Lasership Trackable Services US Domestic Spee-Dee Delivery Trackable Services US Domestic Lonestar Overnight (LSO) Trackable Services USPS Priority Mail International Express, USPS Priority Mail International, USPS First US Export United States Postal Service (USPS) Class Package International Service US Export FedEx (FDX) Trackable Export Services US Export UPS (UPS) Trackable Export Services US Export DHL eCommerce (DHLeC) Trackable Export Services US Export DHL Express (DHLE) Trackable Export Services US Export eBay delivery services (eBay) Trackable Export Services US Export RR Donnelley (RRD) Trackable Export Services US Export Pitney Bowes (PBI) Trackable Export Services US Export Globgistics (GG) Trackable Export Services US Export Landmark Global (LMG) Trackable Export Services US Export Asendia (ASD) Trackable Export Services US Export SkyPostal (SKY) Trackable Export Services US Import SpeedPAK Trackable Import Services US Import Pitney Bowes (PBI) Trackable Import Services US Import DHL eCommerce (DHLeC) Trackable Import Services US Import FedEx (FDX) Trackable Import Services US Import UPS Trackable Import Services US Import Russian Post Trackable Import Services US Import ELTA Hellenic Post Trackable Import Services US Import Lietuvos Pastas Trackable Import Services US Import Colissimo Trackable Import Services US Import Ceska Posta Trackable Import Services US Import Purolator Trackable Import Services US Import La Poste Trackable Import Services US Import Israel Post Trackable Import Services US Import Japan Post Trackable Import Services US Domestic Freight R+L Carriers Trackable Freight Services US Domestic Freight Saia Motor Freight Trackable Freight Services US Domestic Freight YRC Freight Trackable Freight Services US Domestic Freight Pilot Freight Trackable Freight Services US Domestic Freight Estes Express Lines Trackable Freight Services US Domestic Freight Daylight Transport Trackable Freight Services US Domestic Freight American West Worldwide Express Trackable Freight Services US Domestic Freight Old Dominion Freight Line Trackable Freight Services US Domestic Freight GLS/GSO Freight Trackable Freight Services US Domestic Freight Echo Global Logistics Trackable Freight Services US Domestic Freight ABF Freight System Trackable Freight Services US Domestic Freight A Duie Pyle Trackable Freight Services US Domestic Freight Conway Freight Trackable Freight Services US Domestic Freight uShip Freight Trackable Freight Services US Domestic Freight Conway Freight Trackable Freight Services US Domestic Freight Main Freight Trackable Freight Services US Domestic Freight Old Dominion Freight Line Trackable Freight Services.