Transportation of United States
| Airports: | 14,858 (2006) |
| Airports - with paved runways: | total: 5,119 over 3,047 m: 189 2,438 to 3,047 m: 221 1,524 to 2,437 m: 1,426 914 to 1,523 m: 2,337 under 914 m: 946 (2006) |
| Airports - with unpaved runways: | total: 9,739 over 3,047 m: 1 2,438 to 3,047 m: 6 1,524 to 2,437 m: 157 914 to 1,523 m: 1,728 under 914 m: 7,847 (2006) |
| Heliports: | 149 (2006) |
| Pipelines: | petroleum products 244,620 km; natural gas 548,665 km (2003) |
| Railways: | total: 226,612 km standard gauge: 226,612 km 1.435-m gauge (2005) |
| Roadways: | total: 6,430,366 km paved: 4,165,110 km (includes 75,009 km of expressways) unpaved: 2,265,256 km (2005) |
| Waterways: | 41,009 km (19,312 km used for commerce) note: Saint Lawrence Seaway of 3,769 km, including the Saint Lawrence River of 3,058 km, shared with Canada (2007) |
| Merchant marine: | total: 465 ships (1000 GRT or over) 10,590,325 GRT/13,273,133 DWT by type: barge carrier 7, bulk carrier 67, cargo 91, chemical tanker 20, container 76, passenger 19, passenger/cargo 58, petroleum tanker 76, refrigerated cargo 3, roll on/roll off 27, specialized tanker 1, vehicle carrier 20 foreign-owned: 51 (Australia 2, Canada 4, Denmark 24, Germany 2, Greece 1, Malaysia 4, Netherlands 4, Norway 2, Singapore 2, Sweden 5, Taiwan 1) registered in other countries: 700 (Antigua and Barbuda 7, Australia 3, Bahamas 121, Belize 5, Bermuda 27, Cambodia 8, Canada 2, Cayman Islands 41, Comoros 2, Cyprus 7, Greece 1, Honduras 1, Hong Kong 21, Ireland 2, Isle of Man 3, Italy 15, North Korea 3, South Korea 7, Liberia 93, Luxembourg 3, Malta 3, Marshall Islands 143, Netherlands 13, Netherlands Antilles 1, Norway 13, Panama 94, Peru 1, Philippines 8, Portugal 1, Puerto Rico 3, Qatar 1, Russia 1, Saint Vincent and the Grenadines 21, Sierra Leone 1, Singapore 7, Spain 7, Sweden 1, Trinidad and Tobago 1, UK 6, Vanuatu 1, Wallis and Futuna 1) (2006) |
| Ports and terminals: | Corpus Christi, Duluth, Hampton Roads, Houston, Long Beach, Los Angeles, New Orleans, New York, Philadelphia, Tampa, Texas City note: 13 ports north of New Orleans (South Louisiana Ports) on the Mississippi River handle 290,000,000 tons of cargo annually |