The system of highways in PuertoRico is made up of about 14,400 kilometers (8,900 mi) of roads. It is managed by PuertoRico's Department of Transportation
considered interstates. The Federal Highway Administration gives money to four routes in Alaska and three routes in PuertoRico under the same program as the
Status: 2010 - United States -- Metropolitan Statistical Area; and for PuertoRico more information 2010 Census National Summary File of Redistricting Data"
United States – Metropolitan and Micropolitan Statistical Area; and for PuertoRico". United States Census Bureau. March 2015. Archived from the original