Pacific Ocean, Communications
The World Factbook 1993: Pacific Ocean Communications

Ports: Bangkok (Thailand), Hong Kong, Los Angeles (US), Manila (Philippines), Pusan (South Korea), San Francisco (US), Seattle (US), Shanghai (China), Singapore, Sydney (Australia), Vladivostok (Russia), Wellington (NZ), Yokohama (Japan)

Telecommunications: several submarine cables with network nodal points on Guam and Hawaii