TRANSPORTATIONS OF UNITED STATAES| Airports: | 14,947 (2009) |
| Airports (paved runways): | total: 5,143 over 3,047 m: 191 2,438 to 3,047 m: 224 1,524 to 2,437 m: 1,452 914 to 1,523 m: 2,323 under 914 m: 953 (2009) |
| Airports (unpaved runways): | total: 9,804 2,438 to 3,047 m: 7 1,524 to 2,437 m: 153 914 to 1,523 m: 1,732 under 914 m: 7,912 (2009) |
| Heliports: | 146 (2007) |
| Pipelines: | petroleum products 244,620 km; natural gas 548,665 km (2009) |
| Railways: | total: 226,612 km standard gauge: 226,612 km 1.435-m gauge (2009) |
| Roadways: | total: 6,465,799 km paved: 4,209,835 km (includes 75,040 km of expressways) unpaved: 2,255,964 km (2007) |
| 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 (2008) |
| Merchant marine: | total: 422 by type: barge carrier 6, bulk carrier 61, cargo 69, carrier 2, chemical tanker 22, container 81, passenger 19, passenger/cargo 59, petroleum tanker 53, refrigerated cargo 3, roll on/roll off 25, vehicle carrier 22 foreign-owned: 74 (Australia 1, Denmark 31, Germany 5, Japan 7, Malaysia 2, Netherlands 1, Norway 9, Singapore 12, Sweden 5, UK 1) registered in other countries: 732 (Antigua and Barbuda 8, Australia 2, Bahamas 106, Bermuda 23, Cambodia 6, Canada 10, Cayman Islands 42, Comoros 2, Cyprus 5, Ecuador 1, Greece 8, Hong Kong 29, Ireland 2, Isle of Man 4, Italy 17, South Korea 7, Liberia 98, Luxembourg 4, Malta 23, Marshall Islands 123, Netherlands 14, Netherlands Antilles 1, Norway 8, Panama 126, Portugal 1, Puerto Rico 3, Russia 1, Saint Vincent and the Grenadines 18, Sierra Leone 1, Singapore 22, Trinidad and Tobago 1, Tuvalu 1, UK 12, Vanuatu 1, unknown 2) (2008) |
| Ports and terminals: | Corpus Christi, Duluth, Hampton Roads, Houston, Long Beach, Los Angeles, New York, Philadelphia, Tampa, Texas City |
