Freight Carrier · San Antonio, TX
503 CORPORATIONS LLC
1031 RIVAS ST UNIT 201 · San Antonio, TX 78207
AUTHORIZED FOR:
(360) 810-6860
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- MC #1691281
- USDOT #4315389 USDOT Active
- 1Power Unit
- 1Driver
- CarrierEntity Type
About this carrier
503 CORPORATIONS LLC is a San Antonio, TX freight carrier that is authorized for: in the state of Texas. This company has 1 truck(s) in their fleet and 1 truck drivers. Their motor carrier number is MC-1691281 and their USDOT number is 4315389.
Sourced from FMCSA SAFER · last filed 04/17/2026 · last updated Jun 21, 2026.Carrier Details
- Operating Status AUTHORIZED FOR:
- MCS-150 Filed 04/17/2026
- MCS-150 Mileage 125,000 (2025)
Authority & Operations
Operation Classification
- Authorized for Hire
Carrier Operation
- Interstate
Cargo Authorized
- General Freight
Operating Territory
Inspection activity Inspected in 6 states over the past 24 months: WA (4), TX (1), IL (1), TN (1), NC (1), CO (1). Home base: San Antonio, Texas.
Safety Record
Crashes (24 mo)
-
0Fatal
- 0Injury
- 0Tow
- 0Total
Behavior Categories (BASICs)
CategoryMeasureViolations
Unsafe Driving
0
0
Crash Indicator
Not Public
—
Hours of Service
1.42
2
Vehicle Maintenance
6.33
6
Drugs / Alcohol
0
0
Hazmat
Not Public
—
Driver Fitness
2.1
3
Inspection Summary
- 9Total
- 2Clean
- 7With violations
24-month window ending Jun 26, 2026
Violations Cited 16 unique codes
Critical 5
- 383.23(a)(2)Operating a CMV without a CDL
- 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS
- 395.8A-ELDELD - No record of duty status (ELD Required)
- 393.43(d)No or defective automatic trailer brake
- 391.41(a)(1)Operating a property-carrying vehicle without possessing a valid medical certificate - no previous history
Vehicle Maintenance 8
- 393.9TSInoperative turn signal
- 396.17(c)Operating a CMV without proof of a periodic inspection
- 393.30-BBattery - Not protected
- 393.95(a)No/discharged/unsecured fire extinguisher
- 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper
- 393.203B-CBPCab and Body Parts - Cab/body mounts loose/broken/missing
- 393.9A-LCLLighting - Clearance lamp(s) inoperative
- 393.60(c)Windshield - Damaged or Discolored
Hours of Service 2
- 395.15G02Driver failed to have on-board a CMV a sufficient supply of blank records of duty status graph-grids
- 395.30B1Driver failed to certify the accuracy of the information gathered by the ELD
Driver Fitness 1
- 391.41A-MCPCMedical (Certificate) - Operating a commercial motor vehicle without showing proof of a valid medical certification upon request, but presents proof prior to completion of inspection.
Locations
Physical Address
503 CORPORATIONS LLC1031 RIVAS ST UNIT 201
SAN ANTONIO, TX 78207
Mailing Address
Same as physical.