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Knowles Trucking LLC

Doing business as Knowles Enterprises

USDOT activeAuthority activeCarrier · InterstateHazmat
  • USDOT1246064
  • MC667980
  • LocationWoodward, OK
  • Phone(970) 434-1912
  • Fleet143 power units · 160 drivers

Knowles Trucking LLC (USDOT 1246064, MC-667980) is an interstate motor carrier based in Woodward, Oklahoma with 143 power units and 160 drivers reported to FMCSA. Its USDOT number and operating authority are active. FMCSA records list 219 roadside inspections in the last 24 months.

Verification snapshot · FMCSA data as of Nov 11, 2026

Operating authorityActive · MC-667980Motor Carrier of PropertyLiability insurance$1,000,000 on fileRequired: $1,000,000Safety ratingConditionalRated Mar 26, 2024Out-of-service ordersNone on fileFMCSA out-of-service orders fileRegistration (MCS-150)Updated Dec 3, 202511 months agoProcess agent (BOC-3)Not foundRequired for operating authority

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Operating authority

Status from the FMCSA Company Census File, November 11, 2026

DocketAuthority typeStatus
MC-667980Motor Carrier of Property (except Household Goods)Active

First granted on January 30, 2009 · see full authority history.

Insurance

FMCSA licensing system (Motus), November 12, 2026

  • Liability (BIPD) required$1,000,000
  • Liability (BIPD) on file$1,000,000
  • Cargo insurance required / on fileNo / No
  • Bond required / on fileNo / No

Filings on file

TypeInsurerCoverageEffective
Liability (BIPD) BMC-91XXl Specialty Insurance Co$1,000,000Feb 1, 2026
Insurance history: 11 past filings
TypeInsurerEffectiveEndedReason
Liability (BIPD)Xl Specialty Insurance CompanyFeb 1, 2021Feb 1, 2026Replaced
Liability (BIPD)National Union Fire Ins. Co. of Pitsbgh. PaFeb 1, 2019Feb 1, 2021Replaced
Liability (BIPD)Plaza Insurance CompanyMay 16, 2018Feb 1, 2019Cancel
Liability (BIPD)Plaza Insurance CompanyFeb 1, 2018May 16, 2018Cancel
Liability (BIPD)Plaza Insurance CompanyFeb 1, 2017Feb 1, 2018Cancel
Liability (BIPD)Plaza Insurance CompanyAug 23, 2016Feb 1, 2017Cancel
Liability (BIPD)Plaza Insurance CompanyFeb 1, 2016Sep 10, 2016Term / cancl
Liability (BIPD)Rli Insurance CompanyJun 1, 2015Feb 1, 2016Replaced
CargoGreat West Casualty Co.Feb 17, 2009Dec 12, 2019Cancel
CargoGreat West Casualty Co.Jan 12, 2009Feb 17, 2009Cancel
Liability (BIPD)Great West Casualty Co.Jan 12, 2009Jun 1, 2015Replaced

Process agent (BOC-3)

No BOC-3 filing was found in FMCSA licensing records.

Inspections and crashes

Last 24 months · FMCSA Vehicle Inspection File and Crash File

219
Inspections
33 with no violations
1.8%
Driver out-of-service
4 of 219 inspections
42.5%
Vehicle out-of-service
91 of 214 inspections
9
Crashes
1 fatal · 4 injury · 4 tow-away

Inspected most often in: Texas (178), Oklahoma (26), Colorado (15).

Most recent inspection on file: November 4, 2026.

FMCSA safety rating: Conditional (rated March 26, 2024)

Inspection and crash counts come from FMCSA records and are shown as reported. They are not a safety rating. A crash record does not mean the carrier was at fault. FMCSA has not rated a carrier unless a safety rating is listed. For FMCSA’s own data and its explanation, see the FMCSA SAFER Company Snapshot.

Out-of-service rates are calculated by CheckTrucking from inspection records (driver: levels I, II, III, VI; vehicle: levels I, II, V, VI). They are not FMCSA scores.

Authority history

FMCSA licensing records (Motus and legacy L&I) · migration-only status adjustments are not shown

  1. Involuntary revocation — Common carrier authorityDiscontinued revocation on January 30, 2026
  2. Involuntary revocation — Common carrier authorityDiscontinued revocation on February 4, 2019
  3. Involuntary revocation — Common carrier authorityDiscontinued revocation on May 14, 2018
  4. Involuntary revocation — Common carrier authorityDiscontinued revocation on February 2, 2018
  5. Involuntary revocation — Common carrier authorityDiscontinued revocation on February 3, 2017
  6. Involuntary revocation — Common carrier authorityDiscontinued revocation on August 24, 2016
  7. Involuntary revocation — Common carrier authorityDiscontinued revocation on February 8, 2016
  8. Granted — Common carrier authority; Motor Carrier of Property (except Household Goods)
Show 1 earlier event
  1. Involuntary revocation — Common carrier authorityDiscontinued revocation on February 17, 2009

Fleet and operations

From the company’s own registration (Form MCS-150), updated December 3, 2025

Power units
143
Trucks
124
Tractors owned
71
Trucks owned
53
Trailers owned
80
Drivers
160
CDL drivers
160
Interstate drivers
6
Intrastate drivers
154
Miles traveled
14,355,792 (2023)
Classification
Authorized for hire
Hazardous materials
Yes
USDOT registered
May 10, 2004
Address
22154 US Hwy 270, Woodward, OK 73801
Phone (registered with FMCSA)
(970) 434-1912

Cargo carried

  • General freight
  • Building materials
  • Machinery, large objects
  • Liquids / gases
  • Oilfield equipment
  • Garbage / refuse
  • Commodities dry bulk
  • Construction
  • Water, crude oil

Key facts

  • USDOT number 1246064 was registered on May 10, 2004.
  • Operating authority MC-667980 was first granted on January 30, 2009.
  • The company last updated its FMCSA registration (Form MCS-150) on December 3, 2025.
  • It reported 14,355,792 vehicle miles traveled in 2023.
  • One insurance filing is on file, including Liability (BIPD) coverage with Xl Specialty Insurance Co.
  • It had 219 roadside inspections in the last 24 months; 33 inspections recorded no violations.
  • FMCSA records list 9 reportable crashes in the last 24 months.
  • Its most recent FMCSA safety rating is Conditional, issued on March 26, 2024.

Other carriers in Woodward, OK

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