23 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | San Francisco, CA | $481K | $228.2M | +$227.7M |
| 2 | Los Angeles, CA | $2.4M | $49.5M | +$47.1M |
| 3 | Houston-Galveston, TX | -- | $45.8M | +$45.8M |
| 4 | Detroit, MI | $371K | $11.3M | +$10.9M |
| 5 | Seattle, WA | $15K | $6.1M | +$6.1M |
| 6 | San Diego, CA | -- | $4.7M | +$4.7M |
| 7 | Laredo, TX | -- | $2.8M | +$2.8M |
| 8 | Norfolk, VA | -- | $2.6M | +$2.6M |
| 9 | Miami, FL | $2K | $1.9M | +$1.8M |
| 10 | El Paso, TX | -- | $813K | +$813K |
| 11 | New York City, NY | $296K | $330K | +$34K |
| 12 | Great Falls, MT | -- | $555K | +$555K |
| 13 | Nogales, AZ | -- | $276K | +$276K |
| 14 | Buffalo, NY | $5K | $270K | +$265K |
| 15 | Low Value | -- | $13K | +$13K |
| 16 | Portland, ME | -- | -- | -- |
| 17 | Savannah, GA | -- | -- | -- |
| 18 | Chicago, IL | -- | -- | -- |
| 19 | Ogdensburg, NY | -- | -- | -- |
| 20 | Philadelphia, PA | -- | -- | -- |
| 21 | Wilmington, NC | -- | -- | -- |
| 22 | Pembina, ND | -- | -- | -- |
| 23 | Washington, DC | -- | -- | -- |