National air transport system:
number of registered air carriers: 92
inventory of registered aircraft operated by air carriers: 6,817
annual passenger traffic on registered air carriers: 798.23 million
annual freight traffic on registered air carriers: 37.219 billion mt-km (2015)

Civil aircraft registration country code prefix:
N (2016)

Airports:
13,513 (2013)
country comparison to the world: 1
[see also: Airports country ranks ]

Airports - with paved runways:
total: 5,054
[see also: Airports - with paved runways - total country ranks ]
over 3,047 m: 189
[see also: Airports - with paved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 235
[see also: Airports - with paved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 1,478
[see also: Airports - with paved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 2,249
[see also: Airports - with paved runways - 914 to 1,523 m country ranks ]
under 914 m: 903 (2013)
[see also: Airports - with paved runways - under 914 m country ranks ]

Airports - with unpaved runways:
total: 8,459
[see also: Airports - with unpaved runways - total country ranks ]
over 3,047 m: 1
[see also: Airports - with unpaved runways - over 3,047 m country ranks ]
2,438 to 3,047 m: 6
[see also: Airports - with unpaved runways - 2,438 to 3,047 m country ranks ]
1,524 to 2,437 m: 140
[see also: Airports - with unpaved runways - 1,524 to 2,437 m country ranks ]
914 to 1,523 m: 1,552
[see also: Airports - with unpaved runways - 914 to 1,523 m country ranks ]
under 914 m: 6,760 (2013)
[see also: Airports - with unpaved runways - under 914 m country ranks ]

Heliports:
5,287 (2013)
[see also: Heliports country ranks ]

Pipelines:
natural gas 1,984,321 km; petroleum products 240,711 km (2013)

Railways:
total: 293,564.2 km
[see also: Railways - total country ranks ]
standard gauge: 293,564.2 km 1.435-m gauge (2014)
country comparison to the world: 1

Roadways:
total: 6,586,610 km
[see also: Roadways - total country ranks ]
paved: 4,304,715 km (includes 76,334 km of expressways)
[see also: Roadways - paved country ranks ]
unpaved: 2,281,895 km (2012)
[see also: Roadways - unpaved country ranks ]
country comparison to the world: 1

Waterways:
41,009 km (19,312 km used for commerce; Saint Lawrence Seaway of 3,769 km, including the Saint Lawrence River of 3,058 km, is shared with Canada) (2012)
country comparison to the world: 5
[see also: Waterways country ranks ]

Merchant marine:
total: 3,611
[see also: Merchant marine - total country ranks ]
by type: bulk carrier 5, container ship 61, general cargo 114, oil tanker 66, other 3,365 (2017)
country comparison to the world: 5

Ports and terminals:
cargo ports: Baton Rouge, Corpus Christi, Hampton Roads, Houston, Long Beach, Los Angeles, New Orleans, New York, Plaquemines (LA), Tampa, Texas City
container port(s) (TEUs): Hampton Roads (2,549,000), Houston (2,131,000), Long Beach (7,192,000), Los Angeles (8,160,000), New York/New Jersey (6,372,000), Oakland (2,278,000), Savannah (3,737,000), Seattle (3,531,000) (2015)
cruise departure ports (passengers): Miami (2,032,000), Port Everglades (1,277,000), Port Canaveral (1,189,000), Seattle (430,000), Long Beach (415,000) (2009)
oil terminal(s): LOOP terminal, Haymark terminal
LNG terminal(s) (import): Cove Point (MD), Elba Island (GA), Everett (MA), Freeport (TX), Golden Pass (TX), Hackberry (LA), Lake Charles (LA), Neptune (offshore), Northeast Gateway (offshore), Pascagoula (MS), Sabine Pass (TX)
LNG terminal(s) (export): Kenai (AK)