Mathews Technical Services is located at 1900 North Second Street in the historic "Frenchtown" section
of the city of St. Charles,
in St. Charles County,
just west of St. Louis County and St. Louis International Airport.
From St. Louis International airport (Lambert Field, STL):
Take I-70 West, 3.5 miles to I-270 North, 2.5 miles to 370 West, 4 miles
to cross the Missouri river into St. Charles, bear right .2 miles at the
first exit (3rd Street), go south (Highway 94 West) .5 mile, left on Tecumseh
(Highway 94 West) for 1 block, right on 2nd Street (Highway 94 West) for
1 block, left at Mathews Technical Services, 1900 North Second Street.