Fairplay Ports Fairplay Ports: Comprehensive list of ports. (Ports) http://www.portguide.com
PortGroup.com PortGroup.com: Directory for ports world wide, includes listing of maritime related companies in the relevant port and information about services provided. (Ports) http://www.portgroup.com/
Port Focus Port Focus: Port information and data for ports around the world. (Ports) http://portfocus.com
Additional
Information: Guide to ports and port services around the world.
See relevant subcategories for country specific ports. 
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