20 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Buffalo, NY | $2.8M | $188K | -$2.6M |
| 2 | San Diego, CA | $2.1M | $806K | -$1.3M |
| 3 | Low Value | -- | $2.7M | +$2.7M |
| 4 | Ogdensburg, NY | $2.3M | $151K | -$2.2M |
| 5 | Detroit, MI | $883K | $1.1M | +$235K |
| 6 | Laredo, TX | $1.9M | -- | -$1.9M |
| 7 | Seattle, WA | -- | $1.6M | +$1.6M |
| 8 | Great Falls, MT | -- | $1.0M | +$1.0M |
| 9 | Miami, FL | $27K | $691K | +$664K |
| 10 | Nogales, AZ | $12K | $357K | +$344K |
| 11 | Portland, ME | $191K | $70K | -$121K |
| 12 | San Francisco, CA | -- | $88K | +$88K |
| 13 | St. Albans, VT | $29K | $26K | -$3K |
| 14 | El Paso, TX | -- | $25K | +$25K |
| 15 | Pembina, ND | -- | $20K | +$20K |
| 16 | Los Angeles, CA | -- | $4K | +$4K |
| 17 | Mail Shipments | -- | $3K | +$3K |
| 18 | New York City, NY | -- | -- | -- |
| 19 | San Juan, PR | -- | -- | -- |
| 20 | Houston-Galveston, TX | -- | -- | -- |