SIC 4432 Freight Transportation on the Great Lakes-St. Lawrence Seaway

SIC Code: 4432

Code Title: Freight Transportation on the Great Lakes-St. Lawrence Seaway

Code Division: E - Transportation, Communications, Electric, Gas, And Sanitary Services

Establishments primarily engaged in the transportation of freight on the Great Lakes and the St. Lawrence Seaway, either between United States ports or between United States and Canadian ports.

• Great Lakes and St. Lawrence Seaway freight transportation