> wrote:
>
> Missouri has several 4-lane expressways with 70 MPH limits. They are
> US 63 between Columbia and Jefferson City and US 54 between Kingdom
> City and Jefferson City. (I think other parts of US 54 may be posted
> at 70 MPH as well.)

North of Kingdom City to the south end of the Mexico bypass is also
posted 70 MPH along US 54.

Much of US 71 north of Joplin is also 70 MPH, including the non-freeway
segments.

Froggie | http://www.ajfroggie.com/roads/