Length (mi)
|
Answer
|
South/West Terminus
|
North/East Terminus
|
3020.44
|
I-90
|
Seattle, WA
|
Boston, MA
|
2899.59
|
I-80
|
San Francisco, CA
|
Teaneck, NJ
|
2556.61
|
I-40
|
Barstow, CA
|
Wilmington, NC
|
2460.34
|
I-10
|
Santa Monica, CA
|
Jacksonville, FL
|
2172.16
|
I-70
|
Cove Fort, UT
|
Baltimore, MD
|
1919.31
|
I-95
|
Miami, FL
|
Houlton, ME
|
1786.47
|
I-75
|
Miami Lakes, FL
|
Sault Ste. Marie, MI
|
1585.20
|
I-94
|
Lockwood, MT
|
Port Huron, MI
|
1568.38
|
I-35
|
Laredo, TX
|
Duluth, MN
|
1539.38
|
I-20
|
Scroggins Draw, TX
|
Florence, SC
|
|
Length (mi)
|
Answer
|
South/West Terminus
|
North/East Terminus
|
1433.52
|
I-15
|
San Diego, CA
|
Sweetgrass, MT
|
1381.29
|
I-5
|
San Ysidro, CA
|
Blaine, WA
|
1061.67
|
I-25
|
Las Cruces, NM
|
Buffalo, WY
|
964.25
|
I-55
|
LaPlace, LA
|
Chicago, IL
|
963.52
|
I-64
|
Wentzville, MO
|
Chesapeake, VA
|
887.30
|
I-65
|
Mobile, AL
|
Gary, IN
|
855.02
|
I-81
|
Dandridge, TN
|
Wellesley Island, NY
|
769.62
|
I-84
|
Portland, OR
|
Echo, UT
|
755.51
|
I-29
|
Kansas City, MO
|
Pembina, ND
|
666.05
|
I-85
|
Montgomery, AL
|
Petersburg, VA
|
|