| Group Name | USGL ORIGIN PORTS |
|---|---|
| Org/Dest Code | O |
| Port(P) Point(O) Code | P |
| Effective | 01MAY1999 |
| Filed | 01MAY1999 |
| Filing Codes | I |
| Cities: | Buffalo, NY, United States |
| Chicago, IL, United States | |
| Cleveland, OH, United States | |
| Detroit, MI, United States | |
| Duluth, MN, United States | |
| East Chicago, IN, United States | |
| Erie, PA, United States | |
| Escanaba, MI, United States | |
| Gary, IN, United States | |
| Green Bay, WI, United States | |
| Kenosha, WI, United States | |
| Lorain, OH, United States | |
| Manitowoc, WI, United States | |
| Milwaukee, WI, United States | |
| Muskegon, MI, United States | |
| Sandusky, OH, United States | |
| Sheyboygan, WI, United States | |
| Toledo, OH, United States |