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Freight Carrier · Humboldt, IA

MS & SONS CORP

1605 SASSY LANE · Humboldt, IA 50548

AUTHORIZED FOR:
(515) 332-3303 Tap to call
  • MC #143871
  • USDOT #133751 USDOT Active
  • 40
    Power Units
  • 42
    Drivers
  • Carrier
    Entity Type

About this carrier

MS & SONS CORP is a Humboldt, IA freight carrier that is authorized for: in the state of Iowa. This company has 40 truck(s) in their fleet and 42 truck drivers. Their motor carrier number is MC-143871 and their USDOT number is 133751.

Sourced from FMCSA SAFER · last filed 04/03/2026 · last updated Oct 21, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 04/03/2026
  • MCS-150 Mileage 2,427,838 (2024)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight
  • Liquids/Gases
  • Grain, Feed, Hay
  • Commodities Dry Bulk

Operating Territory

Map of states where this carrier has roadside inspections Iowa — 25 inspections (past 24 months) Minnesota — 2 inspections (past 24 months) Wisconsin — 2 inspections (past 24 months) South Dakota — 2 inspections (past 24 months) Nebraska — 1 inspection (past 24 months) Illinois — 1 inspection (past 24 months) Kansas — 1 inspection (past 24 months)

Inspection activity   Inspected in 7 states over the past 24 months: IA (25), MN (2), WI (2), SD (2), NE (1), IL (1), KS (1). Home base: Humboldt, Iowa.

Safety Record

5 Severe Violations Updated Oct 15, 2026

Crashes (24 mo)

  • 0
    Fatal
  • 0
    Injury
  • 2
    Tow
  • 2
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 2.92 14 Crash Indicator Not Public — Hours of Service 0.08 1 Vehicle Maintenance 4.8 8 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0.01 1

Inspection Summary

  • 34
    Total
  • 11
    Clean
  • 23
    With violations

24-month window ending Sep 25, 2026

Violations Cited 22 unique codes

Critical 4

  • 392.80(a)Driving a commercial motor vehicle while Texting1× SW 10
  • 392.82DUMTDriver - Using a hand-held mobile telephone1× SW 10
  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS1× OOS×1 SW 8
  • 393.51C-BLPWAir Brake - Low pressure warning device missing/inoperative1× OOS×1 SW 4

Unsafe Driving 4

  • 392.16Failing to use seat belt while operating a CMV2× SW 7
  • 392.2FCFollowing too close1× SW 5
  • 392.2-INATDriver- Inattentive or Distracted Driving1× SW 5
  • 392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit8× SW 4

Vehicle Maintenance 12

  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam1× SW 6
  • 393.11A1-LBLLighting - Backup lamp missing1× SW 6
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured1× SW 4
  • 393.45(d)Brake connections with leaks or constrictions1× SW 4
  • 393.47A-LJNBrakes - Loose/Missing Jam Nut1× SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt1× SW 4
  • 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear1× SW 4
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19981× SW 4
  • 393.11A1-CSLRRConspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19971× SW 3
  • 393.95(a)No/discharged/unsecured fire extinguisher1× SW 2
  • 393.60(d)Windshield / Windows - Tinting permits less than 70% of light transmittance1× SW 1
  • 393.78A-WSWashers - Inoperative washing system.1× SW 1

Hours of Service 1

  • 395.8F01Drivers record of duty status not current1× SW 5

Driver Fitness 1

  • 383.71HLicense (CDL) - CDL or CLP holder possesses a valid medical certificate but is not on file with the issuing state driver's licensing agency as required1× SW 1

Locations

Physical Address
MS & SONS CORP
1605 SASSY LANE
HUMBOLDT, IA 50548
Mailing Address
MS & SONS CORP
PO BOX 334
HUMBOLDT, IA 50548

Location on Map

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Related Companies

Other entries in the FMCSA database that share data with this carrier — name, phone, or address overlap. Worth a closer look during vetting.

Same phone number 1

These carriers list the same contact phone number.

CompanyStatusPower UnitsDriversMC#USDOT#
MS & SONS LOGISTICS INC
Humboldt, IA
USDOT Active AUTHORIZED FOR:0—12132463586450

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