Matheson Postal Services operates highway contract routes for the U.S. Postal Service throughout the Western United States including Arizona, California, Colorado, Idaho, Nevada, Oregon, Utah, Washington, and Wyoming, making Matheson Postal Services, Inc. one of the largest U.S. Postal Service transportation contract carriers in the Western United States.

Anywhere you go in the Western United States, the red-white-and-blue Matheson Postal Services tractors run on the highways hauling mail 24 hours a day, 7 days a week, 365 days a year. With over 35 years in the mail hauling business, Matheson Postal Services is an established and respected provider of transportation services to the U.S. Postal Service.