Existing Carriers

Union Pacific Railroad values strong, long-term partnerships with trusted freight carriers that supply the essential materials driving our operations. This page provides shipping guidelines and key resources for existing carriers with established contracts and completed onboarding.

Tracking Shipment

Shipment Instructions

These routing instructions apply to companies supplying materials to Union Pacific. Suppliers must follow the designated routing instructions for each mode of service. Failure to comply will result in a charge-back for freight costs plus a 15% fee.

Small Package Shipments

0–150 lbs.

Less Than Truckload (LTL)

151–12,000 lbs., van only

Truckload

Over 12,000 lbs. or 28+ linear feet

Contact Logisitics Support

Need assistance? Contact our support team for help with existing carrier operations.