PC*MILER offers two types of map data installs. The first option is a highway-level road network that includes major roads, interstates and other higher-classed roads. A street-level data add-on (PC*MILER|Streets) is available for purchase. It adds street-level map detail in select worldwide regions. Please contact an Enterprise Solutions Account Executive or call 800-377-6453, ext. 1 for more information.