503 Transportation Inc
Carson, CA · Interstate
Motor Carrier
✓ Authority Active
7
Power units
7
Drivers
22
Roadside inspections
Services
What we move
For-hire trucking
Authorized interstate freight transportation with a fleet of 7 power units.
Property freight
Federal authority on file to haul general property freight.
Interstate operations
Operating scope on federal record: interstate, based out of CA.
Derived from federal registrations. Claim this page to list your exact equipment and lanes.
Fleet & safety
The operation
22
Inspections
Apr 9, 2026
Most recent
Nov 29, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Apr 9, 2026 | CA | Level III — Driver-only |
| Feb 18, 2026 | CA | Level I — Full |
| Feb 11, 2026 | CA | Level II — Walk-around |
| Jan 9, 2026 | CA | Level I — Full |
| Dec 26, 2025 | CA | Level III — Driver-only |
About
Who we are
503 Transportation Inc is an interstate motor carrier based in Carson, CA.
Auto-written from federal records. Claim this page to tell your own story and add your team.
Contact
Work with 503 Transportation Inc
Address
552 E Carson St Suite 104-503
Carson, CA 90745
Phone
(323) 333-5363
RO•••@5•••.COM
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Claim 503 Transportation Inc — free →Authority history (10 actions)
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Granted — Motor Property Common Carrier
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Involuntary Revocation — Common
- Involuntary Revocation — Common