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.
Jacumba (pronounced "ha-COOM-ba") is an unincorporated community in San Diego County, California, United States. The Jacumba census-designated place (CDP) had a population of 660 at the 2000 census. The ZIP code is 91934 and the town lies within area code 619. The National Geographic Names Database cites its elevation as 2,829 feet (862 m) above mean sea level.