20 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Charleston, SC | $4.8M | -- | -$4.8M |
| 2 | New Orleans, LA | $3.1M | -- | -$3.1M |
| 3 | Houston-Galveston, TX | $2.5M | -- | -$2.5M |
| 4 | New York City, NY | $937K | -- | -$937K |
| 5 | Buffalo, NY | -- | $635K | +$635K |
| 6 | Laredo, TX | -- | $343K | +$343K |
| 7 | Chicago, IL | $133K | -- | -$133K |
| 8 | Savannah, GA | $51K | -- | -$51K |
| 9 | San Francisco, CA | $4K | -- | -$4K |
| 10 | Philadelphia, PA | -- | -- | -- |
| 11 | Baltimore, MD | -- | -- | -- |
| 12 | Norfolk, VA | -- | -- | -- |
| 13 | Mobile, AL | -- | -- | -- |
| 14 | Los Angeles, CA | -- | -- | -- |
| 15 | Columbia-Snake, OR | -- | -- | -- |
| 16 | Seattle, WA | -- | -- | -- |
| 17 | Detroit, MI | -- | -- | -- |
| 18 | Cleveland, OH | -- | -- | -- |
| 19 | San Diego, CA | -- | -- | -- |
| 20 | Great Falls, MT | -- | -- | -- |