8 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Portland, ME | -- | -- | -- |
| 2 | Ogdensburg, NY | -- | -- | -- |
| 3 | New York City, NY | -- | -- | -- |
| 4 | Charleston, SC | -- | -- | -- |
| 5 | Los Angeles, CA | -- | -- | -- |
| 6 | Great Falls, MT | -- | -- | -- |
| 7 | Detroit, MI | -- | -- | -- |
| 8 | San Juan, PR | -- | -- | -- |