The biggest truck companies in America can be evaluated based on various metrics such as revenue, fleet size, or market share. Here are some of the largest truck companies in the United States:
1. **UPS (United Parcel Service)**: Known for its extensive fleet of delivery trucks and comprehensive logistics network.
2. **FedEx**: Another major player in the logistics and delivery industry with a large fleet of trucks.
3. **J.B. Hunt Transport Services**: A leading transportation and logistics company with a vast fleet and a broad range of services.
4. **Knight-Swift Transportation Holdings**: One of the largest truckload carriers in the U.S., formed from the merger of Knight Transportation and Swift Transportation.
5. **Schneider National**: A major provider of truckload, intermodal, and logistics services.
6. **XPO Logistics**: A top global provider of transportation and logistics services with a significant presence in the U.S.
7. **YRC Worldwide**: Includes well-known brands like Yellow Freight and Holland, offering LTL (less-than-truckload) services.
These companies are recognized for their substantial operations and significant impact on the trucking and logistics industry in the U.S.