Royal Service Inc is an active interstate carrier based in Portland, OR.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 5 | 5 | 0 |
| Total Power Units | 10 | ||
Distinct vehicles · 24 mo
vs 10 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 97% | 98% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 84% | 94% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 2 | — | 6.67% |
| Vehicle | 0 | 1 | — | 22.26% |
| Hazmat | 0 | 0 | — | 4.44% |
Where they run
Inspected in 1 state. Top state WA accounts for 100% of activity. Activity outside home state (OR): 100%.
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Driver Fitness | 2 | 0 | 2 |
| Vehicle Maintenance | 2 | 1 | 1 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 9, 2026 | WA | STRAIGHT TRUCK | 2 | 2 |
| Sep 1, 2025 | WA | STRAIGHT TRUCK | 2 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 6
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Long Chang International Trading Inc
Kent, WA
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Yan Transportation Inc
El Monte, CA
Jin Zhang · also at 6 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 7.20 | — |
| Driver Fitness | 2 | 3.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| Feb 9, 2026 |
| 39141APC |
| Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency |
| Driver Fitness |
| Yes |
| Feb 9, 2026 | 39375A3TAOLTIS | Tires - All others leaking in tread area and inflation less than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | Yes |
| Sep 1, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Sep 1, 2025 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
Yan Transportation Inc
La Puente, CA
Jin Zhang · also at 6 others