UMAX
Domestic Container Program


UMAX is a domestic interline container service offered by Union Pacific and CSX Intermodal. UMAX provides access to a fleet of more than 31,000, 53-foot domestic containers and demonstrates both carriers' commitment to maximize customers' shipping options, while featuring truck-competitive services.
- Watch the UMAX Video
Benefits of UMAX
- Truck-competitive service in key lanes
- Expanded access to markets across North America
- Access to more than 31,000, 53-foot containers
- Ramp-to-ramp and door-to-door service
- Easy, web-based container reservations through REZ-1
- A simple one container, one freight bill transportation solution
UMAX Material
Contact Information
Contact a member of the Intermodal team to get started.
The UMAX program will replace the separate programs that UP and CSXI offered customers for UP-CSXI interline service. All traffic moving under the CSXU program transitioned to the new UMAX program effective March 29, 2010.
