Son Oilfield Services LLC (USDOT 3667900)
6 cautions found.
- DOT number
- USDOT 3667900
- Docket (MC) number
- MC1584327
- Operating authority
- Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now.
- Authority granted
- 2023-10-31
- Insurance on file
- Liability (BIPD) insurance on file for $1,000,000.
- Safety rating
- No published safety rating
- Fleet on file
- 8 power units, 6 drivers
- Operation type
- Interstate
- Physical address
- 2591 BEAVER CREEK RD, WATFORD CITY, ND 58854
- MCS-150 last filed
- 2025-10
Findings
- Multiple carriers at this address (Caution): One other active carrier is registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Authority was previously revoked or inactive (Caution): Authority was revoked and later reinstated (revoked 1 year ago; reinstated 133 days later). Active since 2025-04-15.
- Federal enforcement case on record (Caution): FMCSA closed a federal enforcement case against this carrier in 2024, with a $8,760 civil penalty settled, most significantly for drug & alcohol testing. These are FMCSA’s adjudicated closed cases (public record).
- Vehicle OOS rate above national average (Caution): 61.54% vehicle OOS over 13 inspections vs. national average 22.88%
- Driver OOS rate above national average (Caution): 35.71% driver OOS over 14 inspections vs. national average 6.32%. Typically reflects HOS or CDL-compliance issues
- 2 BASICs at the FMCSA intervention threshold (Caution): Driver fitness and Vehicle maintenance rank among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not official CSA scores.
Frequently asked questions
What carrier is DOT 3667900?
DOT 3667900 (USDOT 3667900) is Son Oilfield Services LLC, an interstate motor carrier.
What carrier is MC 1584327?
MC 1584327 is the docket number of Son Oilfield Services LLC, USDOT 3667900.
What is Son Oilfield Services LLC's MC number?
Son Oilfield Services LLC's docket number is MC 1584327. Its USDOT number is 3667900.
Is Son Oilfield Services LLC currently authorized to operate?
Common carrier authority: active. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Son Oilfield Services LLC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $1,000,000.
Who provides Son Oilfield Services LLC's insurance?
Son Oilfield Services LLC's liability insurance is filed with FMCSA by National American Insurance Company.
What is Son Oilfield Services LLC's safety record?
In the last 24 months, FMCSA records show a 61.5% vehicle out-of-service rate for Son Oilfield Services LLC, from 8 of 13 vehicle inspections, against a national average of 22.9% (fleetfax-computed from FMCSA inspections, as of 2026-08-29). FMCSA records also show 0 recordable crashes in the same window.
What is Son Oilfield Services LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Son Oilfield Services LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Son Oilfield Services LLC's FMCSA safety rating?
Son Oilfield Services LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
View the full fleetfax report for Son Oilfield Services LLC
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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 1, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status