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Seaports in United States: Port Codes, Throughput & Regional Guide (2026)

United States has 467 ports and terminals indexed in the Ecer Freight database and remains a major maritime gateway connecting North America with Asia, Europe, Latin America and global supply chains.

Compare port codes, gateway locations, container throughput and regional freight roles for United States.

United States Port Overview

The United States port system combines large coastal container gateways, bulk and energy terminals, Great Lakes facilities, river ports and inland freight hubs. Database coverage is an indexed-port measure and should not be confused with national port-count statistics or global container-port rankings.

467 United States ports & terminals indexed in our database Ecer Freight database · Oct 2026
2.3B+ U.S. waterborne commerce, approximately tonnes, 2023; annual national series rather than container-only cargo USACE WCSC 2023
~55M Container throughput, estimated combined leading gateway volume in 2025; year-on-year results vary by port Major U.S. port authorities · 2025
— National commercial-berth total with a consistent 2025 definition and YoY series No single consolidated official series · 2025

How many seaports does United States have?

United States has 467 seaports and terminals indexed by Ecer Freight in its Oct 2026 database snapshot. This is indexed coverage, not a claim that 467 is the official national statutory port count.

Which are the busiest container gateways in United States?

The leading container gateways include Los Angeles (USLAX), Long Beach (USLGB), New York (USNYC), Savannah (USSAV), Houston (USHOU) and Charleston (USCHA), with annual rankings subject to the reporting scope used.

Which regions handle the main United States freight flows?

The main freight clusters are the Southern California gateway, the New York–New Jersey and wider East Coast gateways, the Gulf Coast, the Pacific Northwest and the Southeast Atlantic ports including Savannah and Charleston.

Top United States Ports by Container Throughput

The table uses 2025 reported container volumes where port-authority figures are publicly available. World ranks are indicative global container-port positions based on published 2025 league-table coverage; port boundaries and reporting methods can differ.

Selected high-activity gateways in the Ecer Freight sample · 2025 throughput

World rank Port UN-LOCODE 2025 throughput (M TEU) YoY change Region
17 Los Angeles USLAX 10.24 +2.5% Southern California
22 Long Beach USLGB 9.65 +0.1% Southern California
28 New York USNYC 8.70 +11.0% New York–New Jersey
40 Savannah USSAV 5.70 +2.3% Southeast Atlantic
47 Houston USHOU 4.30 +1.2% Gulf Coast
53 Charleston, Sc USCHA 3.20 +0.6% Southeast Atlantic
— Seattle USSEA — — Pacific Northwest
— Tacoma, Wa USTAC — — Pacific Northwest
— Oakland USOAK — — San Francisco Bay

United States Port Regions and Freight Roles

Port selection depends on origin or destination inland geography, vessel service availability, equipment balance, rail access, customs requirements and final-mile capacity. The following groups use only ports present in the Ecer Freight sample.

Southern California and Pacific Coast

The Southern California gateway is the principal U.S. transpacific container cluster, while Northern California and Oregon provide additional Pacific services and regional distribution capacity.

Selected Pacific Coast ports

PortUN-LOCODECity / ProvinceMain cargo role
Los AngelesUSLAXLos Angeles / —Containerized imports and exports
Long BeachUSLGBLos Angeles / —Transpacific containers and intermodal freight
OaklandUSOAKOakland / —Containers, agriculture and Northern California cargo
San FranciscoUSSFOSan Francisco / —Bay Area maritime and project cargo
PortlandUSPDXPortland / —Containers, bulk and regional exports

Pacific Northwest

The Pacific Northwest supports transpacific container services, agricultural exports, forest products and inland rail connections to the U.S. interior.

Selected Pacific Northwest ports

PortUN-LOCODECity / ProvinceMain cargo role
SeattleUSSEASeattle / —Containers, automobiles and breakbulk
Tacoma, WaUSTACTacoma / —Containers, intermodal and bulk cargo
TacomaUSTIWTacoma / —Local terminal and port-code coverage
MetlakatlaUSMETMetlakatla / —Regional and community maritime services

East Coast and Southeast Atlantic

East Coast gateways serve major consumer markets and inland distribution corridors, with strong links to Europe, Asia via the Suez route, and Latin America.

Selected Atlantic ports

PortUN-LOCODECity / ProvinceMain cargo role
New YorkUSNYCNew York / —Containers, consumer goods and project cargo
SavannahUSSAVSavannah / —Containers, distribution and automotive cargo
Charleston, ScUSCHAChattanooga / —Containers, automotive and manufacturing cargo
Norfolk, VaUSNFKNorfolk / —Containers, vehicles and military-related cargo
BaltimoreUSBALBaltimore / —Ro-ro, vehicles, containers and breakbulk
Boston MaUSBOSBoston Ma / —Regional containers and general cargo

Gulf Coast, Great Lakes and Inland Distribution

Gulf Coast gateways handle energy, chemicals, agricultural products and containers. Great Lakes and inland locations connect maritime cargo with river, rail and domestic distribution networks.

Selected Gulf, Great Lakes and inland freight locations

PortUN-LOCODECity / ProvinceMain cargo role
HoustonUSHOUHouston / —Energy, chemicals, containers and project cargo
MobileUSMOBMobile / —Containers, forest products and heavy cargo
New Orleans, LaUSNOLNew Orleans / —Grain, bulk, containers and river-linked cargo
Tampa, FlUSTAMTampa / —Bulk, project cargo and regional trade
ClevelandUSCLECleveland / —Great Lakes bulk and industrial cargo
ChicagoUSCHIChicago / —Inland intermodal and distribution hub

United States Port Codes and UN/LOCODEs

UN/LOCODEs identify locations used in shipping documents, booking systems, customs filings and transport instructions. A code in the Ecer Freight directory should be checked against the intended terminal and operating location before booking.

US Prefix and Three-Character Location Code

United States UN/LOCODEs normally begin with the country prefix US followed by a three-character location identifier. Examples in the sample include USLAX for Los Angeles, USLGB for Long Beach and USHOU for Houston.

City-Level and Terminal-Level Differences

A city-level code may represent a wider transport location, while a terminal or facility record can have a separate operational identity. Similar names such as Tacoma and Wilmington therefore require careful code confirmation.

Shipping from United States: Main Trade Lanes

Transit times are indicative port-to-port ranges and vary with service rotation, transshipment, congestion, seasonality, equipment availability and customs handling.

United States to East Asia

The transpacific trade is a core lane for consumer goods, machinery, electronics, agricultural exports and industrial inputs.

Main origin portsUSLAX, USLGB, USSEA, USTAC
Main destination portsShanghai, Ningbo, Busan, Singapore
Reference transitTypically 12–30 days

United States to Northern Europe

Atlantic services connect U.S. consumer and industrial markets with the United Kingdom, Northern Europe and the Mediterranean through established liner networks.

Main origin portsUSNYC, USBAL, USNFK, USSAV
Main destination portsRotterdam, Hamburg, Antwerp, Felixstowe
Reference transitTypically 10–25 days

United States to Latin America

Gulf, East Coast and South Florida gateways support container, refrigerated, automotive and project cargo flows to Central America, the Caribbean and South America.

Main origin portsUSHOU, USMIA, USNOL, USSAV
Main destination portsSantos, Cartagena, Manzanillo, Veracruz
Reference transitTypically 5–20 days

United States to Middle East and South Asia

Services generally use Atlantic or Pacific connections with transshipment and may be affected by canal routing, security conditions and carrier schedule changes.

Main origin portsUSNYC, USLAX, USLGB, USHOU
Main destination portsJebel Ali, Mundra, Nhava Sheva, Colombo
Reference transitTypically 25–50 days

Data Sources and Methodology

The page separates Ecer Freight indexed coverage from official cargo statistics and port-authority throughput reporting. Figures are reviewed against available public releases and should be confirmed for a live quotation or operational decision.

  1. Ecer Freight Ports Database — first-party directory containing 467 United States port and terminal records in the Oct 2026 snapshot.
  2. U.S. Maritime Administration (MARAD) — maritime, port and cargo context from official U.S. government publications.
  3. U.S. Army Corps of Engineers Waterborne Commerce Statistics Center — waterborne commerce tonnage and navigation statistics, with the latest complete series varying by publication.
  4. Port of Los Angeles Statistics — port-reported container throughput and annual performance data.
  5. Port of Long Beach Statistics — port-reported container activity and annual comparisons.
  6. U.S. Bureau of Transportation Statistics — national freight, transport and intermodal reference data.

United States Port FAQ

How many seaports does United States have?

United States has 467 seaports and terminals indexed by Ecer Freight in the Oct 2026 database snapshot. The figure represents directory coverage rather than an official national statutory count.

What is the largest container port in United States?

Los Angeles (USLAX) is generally the largest U.S. single-port container gateway by annual TEU volume, followed closely by Long Beach (USLGB). Rankings can change with the reporting year and whether neighboring terminals are consolidated.

What are the main port codes for United States?

Examples include USLAX for Los Angeles, USLGB for Long Beach, USNYC for New York, USSAV for Savannah, USHOU for Houston and USSEA for Seattle. The intended terminal and booking location should be confirmed before use.

Which United States regions are most important for ocean freight?

Southern California, the New York–New Jersey gateway, the Southeast Atlantic, the Gulf Coast and the Pacific Northwest are the main coastal clusters. Great Lakes, river and inland locations also support multimodal freight.

Are the United States port statistics current?

The indexed-port snapshot is dated Oct 2026, while the latest complete comparative throughput year used on this page is 2025. Port authorities may revise figures, and current schedules, congestion and surcharges require confirmation.

How should a shipper choose a United States port?

Selection should consider inland delivery point, vessel service, rail and truck connectivity, cargo type, free time, customs requirements, equipment availability and total landed cost rather than TEU ranking alone.

Where can I request United States sea freight rates?

FCL and LCL rate searches are available through the Ecer Freight quotation pages. A reliable quote normally requires origin, destination, cargo description, package details, weight, volume, ready date and Incoterms.

Editorial note: United States port coverage is based on the Ecer Freight database snapshot for Oct 2026. Throughput and waterborne-commerce references use port-authority and U.S. government publications, with 2025 used as the latest complete comparative year where available. Port records and statistics are reviewed quarterly, while live schedules, rates, security conditions and terminal practices remain subject to confirmation.

Ecer Freight · Seaports in United States: Port Codes, Throughput & Regional Guide (2026) · Data reviewed quarterly · Port Codes · Ports by Country · Contact