488510 Freight Transportation Arrangement This U.S. industry comprises establishments primarily engaged in arranging transportation of freight between shippers and carriers. These establishments are usually known as freight forwarders, marine shipping agents, or customs brokers and offer a combination of services spanning transportation modes. The data published with NAICS code 488510 are comprised of this part of the following SIC industry: 4731 (pt) Freight forwarding and arrangement of transportation of freight and cargo