DIAMOND OIL SERVICES LLC
AUTHORIZEDUSDOT
2431488
MC Number
838961
Fleet Size
11
Total Drivers
10
Last updated: March 16, 2026
Broker verification report
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Safety overview
DIAMOND OIL SERVICES LLC is a small interstate motor carrier based in VIENNA, Ohio, operating 11 power units with 10 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 0.0% comes in under the 5.51% national average. They have 1 crash on file (1 with injuries). FMCSA records show 10 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 Ohio is 10.3% and the average vehicle OOS rate is 27.6% across 47,364 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
10
Total
56%
Driver %
Insurance on file
Liability (BIPD)
GREAT DIVIDE INSURANCE COMPANY — eff. Aug 10, 2023
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Crash history
1
Total Crashes
Similar carriers in Ohio
Other carriers in the same state with a similar fleet size.
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Frequently asked questions
Is DIAMOND OIL SERVICES LLC authorized to operate?
Yes. DIAMOND OIL SERVICES LLC (USDOT #2431488) currently holds "AUTHORIZED" status with FMCSA. They're registered as an interstate carrier.
What is DIAMOND OIL SERVICES LLC's safety record?
DIAMOND OIL SERVICES LLC has 10 inspections on file and 1 crash 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 DIAMOND OIL SERVICES LLC operate?
DIAMOND OIL SERVICES LLC operates 11 power units with 10 drivers on file. That makes them a small carrier.
Does DIAMOND OIL SERVICES LLC transport hazardous materials?
No. DIAMOND OIL SERVICES LLC does not have a hazardous materials flag in the FMCSA database.
Where is DIAMOND OIL SERVICES LLC located?
DIAMOND OIL SERVICES LLC is based in VIENNA, Ohio at 1075 SODOM HUTCHINGS ROAD NORTHEAST, 44473. Phone: (330) 501-1127.
What are DIAMOND OIL SERVICES LLC's out-of-service rates?
DIAMOND OIL SERVICES LLC's driver out-of-service rate is 0.0%, compared to the national average of 5.51%. Below average, which is a good sign. Their vehicle out-of-service rate is 37.5% (national average: 20.72%). Above average, which may point to vehicle maintenance gaps.