20 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Portland, ME | $4.4M | -- | -$4.4M |
| 2 | Ogdensburg, NY | $3.5M | -- | -$3.5M |
| 3 | St. Albans, VT | $1.4M | -- | -$1.4M |
| 4 | New York City, NY | $666K | -- | -$666K |
| 5 | Tampa, FL | -- | $426K | +$426K |
| 6 | Laredo, TX | -- | $318K | +$318K |
| 7 | Houston-Galveston, TX | $284K | -- | -$284K |
| 8 | Great Falls, MT | $131K | -- | -$131K |
| 9 | Duluth, MN | $92K | -- | -$92K |
| 10 | Buffalo, NY | $72K | -- | -$72K |
| 11 | Seattle, WA | $57K | -- | -$57K |
| 12 | Charleston, SC | $48K | -- | -$48K |
| 13 | Detroit, MI | -- | $29K | +$29K |
| 14 | Pembina, ND | $27K | -- | -$27K |
| 15 | Low Value | -- | $19K | +$19K |
| 16 | Philadelphia, PA | -- | -- | -- |
| 17 | Port Arthur, TX | -- | -- | -- |
| 18 | Norfolk, VA | -- | -- | -- |
| 19 | Savannah, GA | -- | -- | -- |
| 20 | Mobile, AL | -- | -- | -- |