KNOWLES TRUCKING LLC
AUTHORIZEDDBA: KNOWLES ENTERPRISES
USDOT
1246064
MC Number
667980
Fleet Size
143
Total Drivers
160
Last updated: March 16, 2026
Broker verification report
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Safety overview
KNOWLES TRUCKING LLC is a large interstate motor carrier based in WOODWARD, Oklahoma, operating 143 power units with 160 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 1.2% comes in under the 5.51% national average. They have 9 crashes on file (1 fatal, 4 with injuries). FMCSA records show 162 inspections for this carrier.
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BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in Oklahoma is 11.9% and the average vehicle OOS rate is 28.8% across 26,015 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- Yes
- Safety Rating Date
- N/A
Inspections
162
Total
50%
Driver %
Insurance on file
Liability (BIPD)
XL SPECIALTY INSURANCE COMPANY — eff. Feb 1, 2026
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Crash history
9
Total Crashes
Similar carriers in Oklahoma
Other carriers in the same state with a similar fleet size.
HEARTLAND ENERGY SOLUTIONS LLC
JRT TRUCKING INC
KI BOIS COMMUNITY ACTION FOUNDATION INC
BIG STAR TRANSPORTATION LLC
LARRY WILLIAMS TRUCKING LLC
Frequently asked questions
Is KNOWLES TRUCKING LLC authorized to operate?
Yes. KNOWLES TRUCKING LLC (USDOT #1246064) currently holds "AUTHORIZED" status with FMCSA. They're registered as an interstate carrier.
What is KNOWLES TRUCKING LLC's safety record?
KNOWLES TRUCKING LLC has 162 inspections on file and 9 crashes on record. They do not show a formal FMCSA safety rating in CarrierOwl's current data. CarrierOwl is validating BASIC percentile display against the official FMCSA SMS portal, so brokers should verify current BASIC percentiles directly with FMCSA before relying on them.
How many trucks does KNOWLES TRUCKING LLC operate?
KNOWLES TRUCKING LLC operates 143 power units with 160 drivers on file. That puts them in the large carrier category by FMCSA standards.
Does KNOWLES TRUCKING LLC transport hazardous materials?
Yes. KNOWLES TRUCKING LLC is flagged for hazardous materials transportation with FMCSA. That means additional safety requirements and more frequent inspections.
Where is KNOWLES TRUCKING LLC located?
KNOWLES TRUCKING LLC is based in WOODWARD, Oklahoma at 22154 US HWY 270, 73801. Phone: (970) 434-1912.
What are KNOWLES TRUCKING LLC's out-of-service rates?
KNOWLES TRUCKING LLC's driver out-of-service rate is 1.2%, compared to the national average of 5.51%. Below average, which is a good sign. Their vehicle out-of-service rate is 39.6% (national average: 20.72%). Above average, which may point to vehicle maintenance gaps.