| Code Value |
Definition |
| Baltimore | Baltimore Captain of the Port Zone |
| Boston | Boston Captain of the Port Zone |
| Buffalo | Buffalo Captain of the Port Zone |
| Charleston | Charleston Captain of the Port Zone |
| Chicago | Chicago Captain of the Port Zone |
| Cleveland | Cleveland Captain of the Port Zone |
| Corpus Christi | Corpus Christi Captain of the Port Zone |
| Detroit | Detroit Captain of the Port Zone |
| Duluth | Duluth Captain of the Port Zone |
| Guam | Guam Captain of the Port Zone |
| Hampton Roads | Hampton Roads Captain of the Port Zone |
| Honolulu | Honolulu Captain of the Port Zone |
| Houston-Galveston | Houston-Galveston Captain of the Port Zone |
| Huntington | Huntington Captain of the Port Zone |
| Jacksonville | Jacksonville Captain of the Port Zone |
| Long Island Sound | Long Island Sound Captain of the Port Zone |
| Los Angeles-Long Beach | Los Angeles-Long Beach Captain of the Port Zone |
| Louisville | Louisville Captain of the Port Zone |
| Memphis | Memphis Captain of the Port Zone |
| Miami | Miami Captain of the Port Zone |
| Milwaukee | Milwaukee Captain of the Port Zone |
| Mobile | Mobile Captain of the Port Zone |
| Morgan City | Morgan City Captain of the Port Zone |
| New Orleans | New Orleans Captain of the Port Zone |
| New York | New York Captain of the Port Zone |
| Paducah | Paducah Captain of the Port Zone |
| Philadelphia | Philadelphia Captain of the Port Zone |
| Pittsburgh | Pittsburgh Captain of the Port Zone |
| Port Arthur | Port Arthur Captain of the Port Zone |
| Portland, Maine | Portland, Maine Captain of the Port Zone |
| Portland, Oregon | Portland, Oregon Captain of the Port Zone |
| Prince William Sound | Prince William Sound Captain of the Port Zone |
| Providence | Providence Captain of the Port Zone |
| Puget Sound | Puget Sound Captain of the Port Zone |
| San Diego | San Diego Captain of the Port Zone |
| San Francisco | San Francisco Bay Captain of the Port Zone |
| San Juan | San Juan Captain of the Port Zone |
| Sault Ste. Marie | Sault Ste. Marie Captain of the Port Zone |
| Savannah | Savannah Captain of the Port Zone |
| Southeast Alaska | Southeast Alaska Captain of the Port Zone |
| St. Louis | St. Louis Captain of the Port Zone |
| Tampa | Tampa Captain of the Port Zone |
| Toledo | Toledo Captain of the Port Zone |
| Western Alaska | Western Alaska Captain of the Port Zone |
| Wilmington | Wilmington Captain of the Port Zone |