8664 is a grassroots campaign located in Louisville, Kentucky. Its stated mission is "to advocate for the revitalization of Louisville through the removal of Interstate 64 (I-64) along the riverfront and the adoption of a transportation plan that will provide long-term benefits to the region's citizens, neighborhoods, environment and economy." The movement wishes to alter plans for Louisville's interstates, formally referred to as the Ohio River Bridges Project, with three major components: The number of supporters signed up on the 8664 website continues to grow (now over 11,000).