Koster Grain Inc

USDOT 322384MC-200467USDOT activeAuthority active· Carroll, IA

Koster Grain Inc (USDOT 322384) runs 31 power units and 13 drivers based in Carroll, IA, with active operating authority as a motor carrier of property under MC-200467. The earliest grant on file is from July 1987, 39 years, 3 months ago. $750,000 of liability coverage is on file with Acuity, A Mutual Insurance Company.

Operating authority

Docket	Authority	Status	Insurance required	On file
MC-200467	Motor carrier of property	Active	$750,000 liability	$750,000 liability

Earliest grant on file: Jul 30, 1987 (39 years, 3 months ago).

Insurance and bonds on file

Type	Insurer	Coverage	Effective	Cancellation
Liability (BIPD) · form 91X	Acuity, A Mutual Insurance Company	$750,000	Nov 23, 2015	—

Confirm coverage with the insurer before tendering a load.

Authority history

Date	Docket	Action
Nov 3, 2015	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2015	MC-200467	Involuntary revocation · contract carrier
Nov 5, 2014	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2014	MC-200467	Involuntary revocation · contract carrier
Nov 5, 2013	MC-200467	Discontinued revocation · contract carrier
Oct 28, 2013	MC-200467	Involuntary revocation · contract carrier
Oct 30, 2012	MC-200467	Discontinued revocation · contract carrier
Oct 29, 2012	MC-200467	Involuntary revocation · contract carrier
Nov 7, 2011	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2011	MC-200467	Involuntary revocation · contract carrier
Nov 6, 2009	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2009	MC-200467	Involuntary revocation · contract carrier
Nov 13, 2007	MC-200467	Discontinued revocation · contract carrier
Oct 29, 2007	MC-200467	Involuntary revocation · contract carrier
Nov 9, 2006	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2006	MC-200467	Involuntary revocation · contract carrier
Nov 15, 2005	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2005	MC-200467	Involuntary revocation · contract carrier
Nov 19, 2004	MC-200467	Discontinued revocation · contract carrier
Oct 27, 2004	MC-200467	Involuntary revocation · contract carrier
Jul 30, 1987	MC-200467	Granted · motor carrier of property
Jul 30, 1987	MC-200467	Granted · motor carrier of property

Registration

USDOT number	322384
USDOT status	Active
MC number	MC-200467
Legal name	Koster Grain Inc
Operation	Interstate
Classification	Authorized for hire
Business type	Corporation
Location	Carroll, Iowa 51401
USDOT added	Jul 28, 1988
Last MCS-150 update	Sep 30, 2026
Safety rating	Satisfactory · Dec 28, 1990

Fleet

Power units	31
Trucks	19
Drivers	13 · 13 with a CDL
Annual miles	718,000 · 2025

Cargo carried

General freight, Grain, feed, hay, Garbage/refuse, Commodities dry bulk, shavings bedding

Check it yourself

Data as of Nov 12, 2026. Sources

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All trucking companies in Carroll, IA· Trucking companies in Iowa