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503 TRANSPORTATION INC

USDOT 3240407 · MC1017678 · Carson, CA

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503 TRANSPORTATION INC

USDOT 3240407 · MC1017678 · Carson, CA  ·  Underwriter-grade risk snapshot

Operating statusActive
Lead priorityLater
Fleet7 power units · 7 drivers (7 trucks)
OperationA · AUTHORIZED FOR HIRE
Current insurerUNITED FINANCIAL CASUALTY COMPANY
Crashes / Inspections (24 mo)0 / 18

Out-of-Service Rates

VehicleDriver
This carrier 38.9% (7/18) 5.6% (1/18)
National average22.3%6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Contact

Address552 E CARSON ST SUITE 104-503
CARSON CA 90745

Fleet & mileage

Power units7
Drivers7 (7 CDL)
MCS-150 mileage425,000 (2025)
MCS-150 filedApr 29, 2026
HazmatN
Cargogeneral freight

Active insurance filings

DocketFormInsurerPolicy #EffectiveCancelledMax coverage
MC101767891XUNITED FINANCIAL CASUALTY COMPANY Hidden - subscribe to viewMay 2, 2026— 750

Insurance history

InsurerPolicy #EffectiveCancelled
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2025Jul 27, 2025
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2025May 2, 2026
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2025May 2, 2025
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2025Apr 26, 2026
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2025May 2, 2025
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2024May 2, 2025
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2024May 2, 2024
MOTOR TRANSPORT MUTUAL RRG INCHidden May 2, 2024Jul 17, 2024

Operating authority

DocketStatusPending
MC1017678 Common Active
Contract None
Broker None
—

Inspections & violations

Total inspections18
Out-of-service12
Vehicle OOS rate61.1%
Driver OOS rate5.6%
Total violations22
OOS violations0

Crashes

Total crashes0
Fatal crashes0
Injuries0

Safety measurement (BASIC)

CategoryMeasureStatus
Unsafe Driving0.31OK
Hours of Service0OK
Driver Fitness1.11OK
Controlled Substances0OK
Vehicle Maintenance9.5OK
Insurance agent? 503 TRANSPORTATION INC renews May 2, 2027 — get the full CA lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.