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Carrier profile · USDOT 1264734 · Data as of Oct 7, 2026

Doo Sup Sin

Los Angeles, CA · Intrastate (Non-Hazmat) for-hire carrier · Since 2004
No MC authorityNot rated by FMCSANo hazmat
Cargo carriedGeneral Freight
View on FMCSA SAFERCall (909) 720-2727
1
Power units
1
Drivers
0
Inspections · 24 mo
0
Crashes · 24 mo
45K
Annual miles
22 yr
Registered
85
/ 100
Clear to load

2 flags to check before loading

Contact details shared with 114 other USDOTs: Can mean affiliates or a filing service, but also chameleon carriers. MCS-150 not updated in over 2 years: FMCSA requires a biennial update.

How we scored it · 5 factors
Operating authority20/20
Insurance20/20
Out-of-service rates20/20
Crashes & rating20/20
Continuity & identity5/20

Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.

Safety

FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026

No roadside inspections or reportable crashes in the last 24 months, and not rated by FMCSA.

Enforcement

FMCSA closed cases

Closed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.

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Authority & insurance

FMCSA L&I · AS OF OCT 7, 2026

No operating authority (MC/FF docket) on file. Private and intrastate carriers don't need one; interstate for-hire carriers and brokers do.

Equipment

SELF-REPORTED ON MCS-150
1
Power units
1
Trucks
1
Tractors owned
—
Trailers owned
1
Drivers
1
CDL drivers
Not registered for hazardous materials.

Operations & cargo

FMCSA CENSUS
Intrastate (Non-Hazmat)Authorized for Hire
Cargo carried
General Freight
Annual mileage
45,000 mi (2016)

Identity & federal record

FMCSA census · MCS-150
USDOT
1264734
MC / docket
None
Legal name
Doo Sup Sin
DBA
—
Entity type
Carrier
Operation
Intrastate (Non-Hazmat)
First registered
Jul 7, 2004
Last MCS-150
Jul 11, 2017
Safety rating
Not rated
Drivers (CDL)
1 (1)
Hazmat
No
Business type
—

Fraud & network signals

For review, not a verdict.

No prior revocation
FMCSA shows no link to a previously revoked authority.
Shared phone number
Same phone number as 114 other active USDOTs.
Shared email address
Same email address as 104 other active USDOTs.
Unique street address
Not shared with any other active USDOT.
Sharing this phone number · (909) 720-2727
Sharing this email address

Shared contact details can mean affiliated companies or a registration service, but they are also a common sign of chameleon carriers and identity theft. Confirm you're dealing with the company you expect.

Frequently asked

What is Doo Sup Sin's USDOT number?

Doo Sup Sin's USDOT number is 1264734.

Is Doo Sup Sin authorized to operate?

It does not hold MC operating authority, which private and intrastate carriers do not need.

What is Doo Sup Sin's safety record?

No roadside inspections or reportable crashes in the last 24 months. Not rated by FMCSA.

How big is Doo Sup Sin's fleet?

1 power unit and 1 drivers per its MCS-150 filed Jul 11, 2017.

Where is Doo Sup Sin located?

Doo Sup Sin is located at 3176 Weldon Ave, Los Angeles, CA, 90065. Phone: (909) 720-2727.

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Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.