Interstate 670, MissouriRoads of the Mid-South & West > Highways of the State of Missouri > Interstate 70, Missouri > Interstate 670, Missouri

Interstate 670

Interstate 670 is an east-west highway through Downtown Kansas City. It is aprox. 1.17 miles long. This runs under the Kansas City Convention Center. Through traffic on Interstate 70 uses this as a more direct route through Downtown Kansas City, vs. the main line going to the north, by-passing downtown. It is also listed on signs as "ALT I-70".

While in State of Missouri, I-670 is not multi-plexed.

Interstate 670 crosses the following interstates in the State of Missouri.


Interstate 35, at Kansas City.

EB I-670 under a mile from I-35.

EB I-670 near I-35.

EB I-670 at I-35.

Interstate 70, at Kansas City.

EB I-670 a half mile from I-70.

EB I-670 near I-70.

EB I-670 at I-70.


Info on the parent route of I-670.



A BGS on WB I-70/U.S. Rt. 40.

WB I-670 near I-70/U.S. Rt. 40-71.

EB I-670 west of the Kansas City Convention Center.

A BGS on NB I-35.
Photo from: Paul Dienhart

WB I-670 near Beardsley in Kansas City.

A guide marker near Genessee St.

A BGS near Genessee St.

A BGS on Gennessee St.

1 August 2015