Freight Carrier · Potrero, CA
COSIO & SON TRUCKING
25275 POTRERO VALLEY RD SPC 60 · Potrero, CA 91963
Authorized: Property
(619) 209-8944
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- MC #770770
- USDOT #2258465 USDOT Active
- 6Power Units
- 8Drivers
- CarrierEntity Type
About this carrier
COSIO & SON TRUCKING is a Potrero, CA freight carrier that is authorized for property in the state of California. This company has 6 truck(s) in their fleet and 8 truck drivers. Their motor carrier number is MC-770770 and their USDOT number is 2258465.
Sourced from FMCSA SAFER · last filed 02/05/2026 · last updated May 25, 2026.Carrier Details
- Legal Name ESTEBAN G COSIO
- Operating Status AUTHORIZED FOR Property
- MCS-150 Filed 02/05/2026
- MCS-150 Mileage 488,386 (2025)
Authority & Operations
Operation Classification
- Authorized for Hire
Carrier Operation
- Interstate
Cargo Authorized
- General Freight
Operating Territory
Inspection activity Inspected in 13 states over the past 24 months: CA (32), AZ (4), WA (2), OR (2), OH (2), IL (2), IA (1), MT (1), SD (1), TN (1), NM (1), UT (1), +1 more. Home base: Potrero, California.
Safety Record
Crashes (24 mo)
-
0Fatal
- 0Injury
- 1Tow
- 1Total
Behavior Categories (BASICs)
CategoryMeasureViolations
Unsafe Driving
6.92
2
Crash Indicator
Not Public
—
Hours of Service
0.58
8
Vehicle Maintenance
4.58
21
Drugs / Alcohol
0
0
Hazmat
Not Public
—
Driver Fitness
0.35
2
Inspection Summary
- 51Total
- 23Clean
- 28With violations
24-month window ending May 15, 2026
Violations Cited 44 unique codes
Critical 12
- 392.82DUMTDriver - Using a hand-held mobile telephone
- 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS
- 391.11B5-LNCDLNVLLicense - Operate a CMV without a valid operators license, issued by one State or jurisdiction
- 393.75A1-TEPBMTires - All others - Exposed ply or belt material in tread or sidewall area
- 393.207F-SDASSuspension - Deflated air suspension
- 393.47A-BCFSAD-SAAir Disc Brake - Contaminated friction surface on a steering axle
- 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.
- 393.43A-TPVAir Brake - Inoperable or missing tractor protection valve
- 396.3A1-FFuel - Dripping leak.
- 393.65C-FNSFuel - Tank not secured.
- 392.9A2-CCargo - Vehicle components or dunnage not secured
- 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination
Hours of Service 6
- 395.8E-HOSPDHOS (Property) - No driver may make a false report in connection with a duty status. Explain
- 395.8(e)False report of drivers record of duty status
- 395.8E-HOSPDOOSHOS (Property) - Driver produces a false record of duty status that concealed an HOS limitation violation after the last rest period. Explain:
- 395.32BDriver failed to assume or decline unassigned driving time
- 395.24HOS (ELD) - ELD Form and Manner
- 395.22GPortable ELD not mounted in a fixed position and visible to driver
Vehicle Maintenance 24
- 393.207B-AALPMEAny of the locking pins are missing or not engaged.
- 393.9A-LBLLighting - Backup lamp inoperative
- 393.11A1-LCHLLighting - Lamps improper color, height, location.
- 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998
- 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt
- 396.17C-PIOperating a CMV without documentation of a periodic inspection
- 396.3A1-ALBVAir Brake - Any leak from a brake valve
- 393.40A-BBrake - Inadequate braking system
- 393.45D-BAir Brake - Audible air leak at a proper connection
- 393.47A-BCFSBDDrum Brake - Contaminated friction surface
- 393.47C-BSAMADAir Disc Brake - Slack adjuster length mismatched on the same axle other than a steering axle
- 393.48A-BMBCBDDrum Brake - Missing/broken component(s)
- 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear
- 393.55D1-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998.
- 396.5B-LLubrication - Oil or grease leak
- 393.11A1-CSURRConspicuity Systems - Truck tractor, upper rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 1997
- 393.11B-CSLRRConspicuity Systems - Trailers, lower rear retro reflective sheeting inadequate on vehicle manufactured on or after December 1, 1993
- 393.9A-LLPLLighting - License plate lamp inoperative
- 393.9A-LCLLighting - Clearance lamp(s) inoperative
- 393.9A-LILLighting - Identification lamp(s) inoperative
- 393.201A-VFCVan/OT Trailers - Floor crossmembers, at least 3 adjacent broken/detached and sagging below
- 396.5B-HWSLHubs - Wheel seal leaking
- 393.203A-CBPCab and Body Parts - Door missing/broken
- 393.78A-WSWashers - Inoperative washing system.
Driver Fitness 1
- 391.11B2-ZBorder Zone - Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001.
Unsafe Driving 1
- 392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit
Locations
Physical Address
COSIO & SON TRUCKING25275 POTRERO VALLEY RD SPC 60
POTRERO, CA 91963
Mailing Address
ESTEBAN G COSIOPO BOX 832
TECATE, CA 91980