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Professional Organizations & Directories
American Planning Association
APA is an independent, not-for-profit educational organization that provides leadership in the development of vital communities. We measure our success by the successes of our members and the communities they serve. The American Planning Association was created in 1978 by the consolidation of two separate planning organizations, but its roots grow all the way back to 1909 and the first National Conference on City Planning in Washington, D.C.
American Association of Port Authorities
Founded in 1912, the American Association of Port Authorities is a trade association which represents more than 160 public port authorities in the United States, Canada, the Caribbean and Latin America.
American Public Transportation Association
APTA serves, leads, strengthens, and improves public transportation through advocacy, innovation and information sharing. APTA works to ensure that public transportation is available and accessible for all Americans in communities across the country. APTA provides studies and statistics on all aspects of public transportation.
American Public Works Association
An international educational and professional association of public agencies, private sector companies, and individuals dedicated to providing high quality public works goods and services.
Architects, Designers, Planners for Social Responsibility
An organization focused on the protection of the natural and built environment, arms reduction, and socially responsible development.
Association of Collegiate Schools of Planning (ACSP)
A consortium of university-based programs offering credentials in urban and regional planning. Acting together, the ACSP member school faculty are able to express their shared commitments to understanding the dynamics of urban and regional development, enhancing planning practices, and improving the education of both novice and experienced planners.
Association of Metropolitan Planning Organizations
A nonprofit, membership organization serving the needs and interests of Metropolitan Planning Organizations (MPOs).
Association of Pedestrian and Bicycle Professionals
The only professional membership organization for the discipline of pedestrian and bicycle transportation. Dedicated to making bicycling and walking a viable transportation option in the United States, Canada, and around the world. The association also welcomes academics, students and professional advocates.
National Association of Development Organizations
Provides advocacy, education, research and training for regional development organizations in small metropolitan and rural America.
National Community Development Association
NCDA is comprised of more than 550 local governments across the country that administer federally-supported community and economic development, housing and human service programs, including programs of the U.S. Department of Housing and Urban Development (HUD), Community Development Block Grant (CDBG), and the HOME Investment Partnerships (HOME) programs.
National League of Cities
The oldest and largest national organization representing municipal governments throughout the United States. Its mission is to strengthen and promote cities as centers of opportunity, leadership, and governance.
Urban Affairs Association
An international professional organization for urban scholars, researchers, and public service providers. It is dedicated to creating interdisciplinary spaces for engaging in intellectual and practical discussions about urban life.
Urban and Regional Information System Association
A non-profit association of professionals using Geographic Information Systems (GIS) and other information technologies to solve challenges in state and local government agencies and departments. URISA is considered to be the premier organization for the use and integration of spatial information technology to improve the quality of life in urban and regional environments.