40 districts with trade activity
| Rank# | District | Imports | Exports | Balance |
|---|---|---|---|---|
| 1 | Houston-Galveston, TX | $16.7M | $238.4M | +$221.7M |
| 2 | Detroit, MI | $6.0M | $117.1M | +$111.2M |
| 3 | Great Falls, MT | -- | $37.5M | +$37.5M |
| 4 | Pembina, ND | $24K | $34.8M | +$34.7M |
| 5 | New York City, NY | $771K | $32.4M | +$31.6M |
| 6 | New Orleans, LA | $1.2M | $22.6M | +$21.4M |
| 7 | Laredo, TX | -- | $9.4M | +$9.4M |
| 8 | Seattle, WA | $97K | $5.1M | +$5.0M |
| 9 | Buffalo, NY | $3.1M | $783K | -$2.3M |
| 10 | Duluth, MN | -- | $3.5M | +$3.5M |
| 11 | Ogdensburg, NY | $422K | $1.3M | +$884K |
| 12 | Charleston, SC | -- | $1.0M | +$1.0M |
| 13 | San Francisco, CA | $951K | -- | -$951K |
| 14 | Cleveland, OH | $503K | $10K | -$492K |
| 15 | Chicago, IL | $241K | $129K | -$112K |
| 16 | San Juan, PR | $299K | -- | -$299K |
| 17 | Norfolk, VA | -- | $252K | +$252K |
| 18 | Tampa, FL | $243K | -- | -$243K |
| 19 | Miami, FL | $10K | $204K | +$193K |
| 20 | Los Angeles, CA | $7K | $207K | +$200K |
| 21 | Philadelphia, PA | $29K | $151K | +$123K |
| 22 | St. Louis, MO | $180K | -- | -$180K |
| 23 | Low Value | -- | $74K | +$74K |
| 24 | St. Albans, VT | $69K | -- | -$69K |
| 25 | Savannah, GA | $10K | $59K | +$49K |
| 26 | San Diego, CA | hidden | hidden | hidden |
| 27 | Portland, ME | hidden | hidden | hidden |
| 28 | Washington, DC | hidden | hidden | hidden |
| 29 | Mobile, AL | hidden | hidden | hidden |
| 30 | Nogales, AZ | hidden | hidden | hidden |
| 31 | Boston, MA | hidden | hidden | hidden |
| 32 | Baltimore, MD | hidden | hidden | hidden |
| 33 | Wilmington, NC | hidden | hidden | hidden |
| 34 | Honolulu, HI | hidden | hidden | hidden |
| 35 | Dallas-Fort Worth, TX | hidden | hidden | hidden |
| 36 | Port Arthur, TX | hidden | hidden | hidden |
| 37 | El Paso, TX | hidden | hidden | hidden |
| 38 | Columbia-Snake, OR | hidden | hidden | hidden |
| 39 | Anchorage, AK | hidden | hidden | hidden |
| 40 | Milwaukee, WI | hidden | hidden | hidden |