Rio Valley Switching Company

The Rio Valley Switching Company is a short-line railroad headquartered in McAllen, Texas.
RVSC operates four lines, all leased from Union Pacific:
RVSC traffic includes paper, agricultural products, lumber, bulk plastics, steel, scrap metals, cottonseed, corn sweetener, lime, cement, canned goods, frozen food, and aggregates.
RVSC provides South Texas and Mexican border haulage and cross-dock services through its sister-company, Border Transload & Transfer, Inc.