19 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Duluth, MN | $649K | -- | -$649K |
| 2 | Seattle, WA | $179K | $109K | -$70K |
| 3 | Laredo, TX | -- | $233K | +$233K |
| 4 | Pembina, ND | $221K | -- | -$221K |
| 5 | Great Falls, MT | $130K | $38K | -$92K |
| 6 | Houston-Galveston, TX | -- | $86K | +$86K |
| 7 | Savannah, GA | -- | $50K | +$50K |
| 8 | Los Angeles, CA | -- | $35K | +$35K |
| 9 | Detroit, MI | $5K | -- | -$5K |
| 10 | Buffalo, NY | -- | -- | -- |
| 11 | Cleveland, OH | -- | -- | -- |
| 12 | Dallas-Fort Worth, TX | -- | -- | -- |
| 13 | Ogdensburg, NY | -- | -- | -- |
| 14 | New York City, NY | -- | -- | -- |
| 15 | Norfolk, VA | -- | -- | -- |
| 16 | Tampa, FL | -- | -- | -- |
| 17 | San Diego, CA | -- | -- | -- |
| 18 | Nogales, AZ | -- | -- | -- |
| 19 | Chicago, IL | -- | -- | -- |