Comcast offers wide area Ethernet services across more than 100 metro areas in the United States, including the top 20 markets. Their national IP backbone provides comprehensive inter-market connectivity. Services are available at the metro, regional, and continental levels, with metro connectivity within a single Comcast metro area, regional connecting two metros in a region, and continental spanning two or more regions. They provide flexible, scalable solutions from 1 Mbps to 10 Gbps and enterprise-level support.