City of Portsmouth 801 Crawford Street, Portsmouth, VA 23704, 757-393-8639, Provides information on local city services and local government offices in the Portsmouth area, as well as tourism information. more... 

Hampton Roads Chamber of Commerce 420 Bank Street, Portsmouth, VA 23501, 757-622-2312, Promotes and supports local businesses and industries in the Portsmouth and Hampton Roads area plus provides relocation information. 

Hampton Roads Tourism Partnership 430 World Trade Center, Portsmouth, VA 23510, 800-321-3244, Provides information on local lodging, dining, shopping, attractions, and events in the extensive Hampton Roads area. more...

Olde Towne Business Association P. O. Box 1400, Portsmouth, VA 23705, 757-398-2700, This association's purpose is to promote business in Olde Towne Portsmouth, establish goals that foster a cohesive relationship among the business and professional community, and to serve as a liaison between the business community and the City.

Portsmouth Chapter of the American Red Cross 700 London Street, Portsmouth, VA 23704, 757-393-1031, A humanitarian organization led by volunteers and guided by its Congressional Charter and the Fundamental Principles of the International Red Cross Movement, this organization provides relief to victims of disasters and helps people prevent, prepare for, and respond to emergencies.