Industry: 4432—Freight Transportation on the Great Lakes—St. Lawrence Seaway
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 |
| Codes | Titles | Total Marketable US Businesses |
|---|---|---|
| 4432 | Freight Transportation On The Great Lakes | 176 |
| 443200 | Freight transportation on the great lakes | 176 |
| 44320000 | Freight transportation on the great lakes | 176 |