503 TRANSPORTATION INC
USDOT 3240407
Active, interstate carrier, small fleet (7 power units) — no FMCSA safety rating on record (common).
Vetting summary
At a glance
- Out-of-service rate44.4% vs 19.1% national avg
These signals summarize the records shown below — they are a starting point for your own checks, not a judgment of the carrier.
Registration
Carrier identity
| USDOT Number | 3240407 |
|---|---|
| MC Number | MC-1017678 |
| Legal Name | 503 TRANSPORTATION INC |
| DBA Name | — |
| Entity Type | — |
| Phone | 3233335363 |
| Address | 552 E CARSON ST SUITE 104-503, Carson, CA, 90745 |
Status
Authority & safety
| Operating Status | Active |
|---|---|
| Operation Type | Interstate |
| Safety Rating | None on record — most carriers have not received a formal FMCSA safety rating. |
| Hazmat Flag | false |
Safety ratings: S = Satisfactory, C = Conditional, U = Unsatisfactory. A carrier with no rating has not been through a full FMCSA compliance review — this is common and not itself a red flag.
Our scoring
Safety scores
| Unsafe Driving | 79 / 100 |
|---|---|
| Hours-of-Service Compliance | 0 / 100 |
| Driver Fitness | 92 / 100 |
| Controlled Substances & Alcohol | 0 / 100 |
| Vehicle Maintenance | 88 / 100 |
Scores are 0-100 rankings computed by us from public FMCSA inspection measures; higher = worse relative to peers. Not official CSA/BASIC percentiles. How these scores are computed.
Safety events
Inspections & crashes (last 24 months)
| Inspections | 18 |
|---|---|
| Out-of-Service Rate | 44.4% vs 19.1% national average |
- 2024-01-19 — CA — 1 fatal
Most frequent violation categories: 20 (10), 28 (4), 23 (3).
Crash involvement does not imply fault. FMCSA crash records list all reportable crashes involving a carrier, regardless of who caused them.
Equipment
Fleet & operations
| Power Units (trucks) | 7 |
|---|---|
| Drivers | 7 |
| Recent Annual Mileage | 425,000 |
| Last MCS-150 Filing | 29-APR-26 |
503 TRANSPORTATION INC operates 7 power units — a larger fleet than 94% of carriers registered in CA.
Nearby
Other carriers in Carson, CA
- SIMPLIFIED TRANSPORTATION LLC — USDOT 3524538, 110 power units
- PRC RESTORATION INC — USDOT 3160286, 33 power units
- TERMIN8ORS LLC — USDOT 3256573, 19 power units
- B & L DRAYAGE INC — USDOT 3193870, 18 power units
- CALI PREFERRED TRUCKING INC — USDOT 3386824, 16 power units
Browse all carriers in Carson, CA or all CA carriers.