Transportation Law includes regulations for operators, vehicles and infrastructure; as well as the contract of carriage, regulations and relation between the carrier and passenger in public transport, shipper and cargo owners. Attorneys who practice transportation law represent individuals and businesses in cases involving most aspects of travel and commerce on the ground, in the air, and on the water -- including regulation of private and commercial vehicles, aircraft, and vessels; compliance with transportation safety standards; and oversight of commercial freight shipment activity.
Calliham is an unincorporated community in northeastern McMullen County, Texas, United States, along State Highway 72 between Three Rivers and Tilden. Its elevation is 226 feet (69 m), and it is located at 28°28′50″N 98°21′01″W / 28.48056°N 98.35028°W / 28.48056; -98.35028 (28.4805479, -98.3502895). Although it is unincorporated, it has a post office with the ZIP code of 78007.