Licensed providers for professional drivers and small fleets, from official registersSources: 135 official and public lists
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Vehicle Inspection Stations in St. Charles County, MO

144 stations in the county15 townsfrom the Missouri State Highway PatrolAll of MissouriUpdated October 2026

144 stations in St. Charles County are on the official list published by the Missouri State Highway Patrol. The most are in St. Charles (42), St. Peters (31), O'Fallon (29). 12 can take heavy-duty or commercial vehicles, according to the state. Every one publishes a phone number.

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144 stations in St. Charles County

Towns in St. Charles County

About this data

Where the list comes from and what it does and does not say
144in the directory
144in the state register
15cities
128rated
4.6average score
3rdby size in this category

The largest concentration is in St. Charles: 42 of 144 (29%). Other cities covered include St. Peters (31), O'Fallon (29), Wentzville (16), St Charles (7), Saint Charles (4), and 9 more.

These 144 entries come from a register that publishes no license dates at all. They were on the register when it was last refreshed, on September 27, 2026.

The license classes represented here are Safety and Emissions Inspections (132), Safety Inspections (12).

132 of the 144 (92%) hold more than one class of license. Across this page the classes held include safety (144), emissions (132).

All 144 publish a phone number and 114 have a website.

128 of the 144 have a Google rating, averaging 4.6 across 79187 reviews. Scores run from 3.8 to 5.0.

St. Charles County ranks 3rd of the 61 counties covered in this category, holding 5% of the listings, ahead of 58 others.

Every record on this page comes from Motor vehicle inspection station directory, published by Missouri State Highway Patrol on mshp.dps.missouri.gov as dataset HP81Web.

What the rules require

St. Charles County: questions

Which cities in St. Charles County have stations?
By count: St. Charles (42), St. Peters (31), O'Fallon (29), Wentzville (16), St Charles (7), Saint Charles (4), Saint Peters (4), St Peters (3), Lake St. Louis (2), Cottlleville (1), plus 5 more. Addresses, license class and, where the register publishes them, license dates are in the list above.
Are these stations currently licensed?
The state register these records come from publishes no license dates. Each of these 144 facilities appeared in the register when it was last refreshed, on September 27, 2026. Confirm the current position with the facility or the issuing authority before relying on it.
Why does one address hold several licenses?
Because a row in the source register is a license, not a business. 132 of the 144 entries on this page hold more than one class of license at the same address. They are merged into a single entry here, keyed on the place rather than on the license, so one business is one listing and every class it holds is shown in its record detail.
How many are rated?
128 of 144 have a Google rating, averaging 4.6 across 79187 reviews.

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These records come from state registers and the registers are not perfect. If a listing is closed, has moved, or the license details do not match what the state told you, say so and it gets checked against the source.

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