18 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Seattle, WA | $36.7M | -- | -$36.7M |
| 2 | Detroit, MI | $27.9M | -- | -$27.9M |
| 3 | El Paso, TX | $10.7M | -- | -$10.7M |
| 4 | Los Angeles, CA | $6.6M | -- | -$6.6M |
| 5 | Pembina, ND | $6.4M | -- | -$6.4M |
| 6 | Buffalo, NY | $6.1M | -- | -$6.1M |
| 7 | Houston-Galveston, TX | $5.7M | -- | -$5.7M |
| 8 | New Orleans, LA | $4.0M | -- | -$4.0M |
| 9 | Laredo, TX | $3.6M | -- | -$3.6M |
| 10 | Ogdensburg, NY | $3.3M | -- | -$3.3M |
| 11 | Baltimore, MD | $2.5M | -- | -$2.5M |
| 12 | Philadelphia, PA | $2.4M | -- | -$2.4M |
| 13 | Charleston, SC | $1.5M | -- | -$1.5M |
| 14 | Great Falls, MT | $745K | -- | -$745K |
| 15 | San Francisco, CA | $19K | -- | -$19K |
| 16 | St. Albans, VT | -- | -- | -- |
| 17 | Savannah, GA | -- | -- | -- |
| 18 | Miami, FL | -- | -- | -- |