Airports:
14,893 (2005)
Airports - with paved runways:
total: 5,120
over 3,047 m: 191
2,438 to 3,047 m: 223
1,524 to 2,437 m: 1,402
914 to 1,523 m: 2,355
under 914 m: 949 (2005)
Airports - with unpaved runways:
total: 9,773
over 3,047 m: 1
2,438 to 3,047 m: 7
1,524 to 2,437 m: 156
914 to 1,523 m: 1,736
under 914 m: 7,873 (2005)
Heliports:
153 (2005)
Pipelines:
petroleum products 244,620 km; natural gas 548,665 km (2003)
Railways:
total: 227,736 km
standard gauge: 227,736 km 1.435-m gauge (2003)
Roadways:
total: 6,407,637 km
paved: 4,164,964 km (including 74,950 km of expressways)
unpaved: 2,242,673 km (2004)
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 (2004)
Merchant marine:
total: 470 ships (1000 GRT or over) 10,698,467 GRT/13,466,359 DWT
by type: barge carrier 7, bulk carrier 65, cargo 93, chemical tanker 20, container 82, passenger 19, passenger/cargo 56, petroleum tanker 76, refrigerated cargo 3, roll on/roll off 28, specialized tanker 1, vehicle carrier 20
foreign-owned: 48 (Australia 2, Canada 6, Denmark 20, Greece 3, Malaysia 3, Netherlands 4, Norway 2, Sweden 4, Taiwan 1, UK 2, US 1)
registered in other countries: 659 (Antigua and Barbuda 7, Australia 3, The Bahamas 121, Belize 2, Bermuda 26, Bolivia 1, Cambodia 6, Canada 2, Cayman Islands 42, China 1, Comoros 2, Cyprus 6, Finland 1, Gibraltar 2, Honduras 2, Hong Kong 19, Ireland 1, Isle of Man 3, Italy 15, North Korea 4, Liberia 77, Luxembourg 3, Malta 4, Marshall Islands 131, Federated States of Micronesia 2, Netherlands 11, Netherlands Antilles 1, Norway 13, Panama 97, Peru 1, Philippines 4, Puerto Rico 2, Saint Vincent and the Grenadines 21, Singapore 6, Spain 6, Sweden 1, Tonga 1, Trinidad and Tobago 1, UK 6, US 1, Vanuatu 1, Venezuela 1, Wallis and Futuna 1, unknown 1) (2005)
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