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POST
/
v1
/
carriers
/
bulk
curl -X POST https://api.dotlookup.dev/v1/carriers/bulk \
  -H "Content-Type: application/json" \
  -H "X-API-Key: your_api_key_here" \
  -d '{"dot_numbers": ["2233855", "1234567"]}'

[
  {
    "dot_number": "2233855",
    "mc_number": "747866",
    "legal_name": "ACME TRUCKING LLC",
    "dba_name": "ACME FREIGHT",
    "status": "ACTIVE",
    "address": {
      "street": "123 Main St",
      "city": "Dallas",
      "state": "TX",
      "zip": "75201",
      "lat": 32.7767,
      "lon": -96.797
    },
    "contact": { "phone": "(214) 555-0100", "email": "info@acmetrucking.com" },
    "fleet": { "power_units": 45, "drivers": 52 },
    "authority": {
      "status": "AUTHORIZED FOR HHG",
      "common_authority_date": "2012-06-15T00:00:00Z",
      "contract_authority_date": null,
      "broker_authority": "N"
    },
    "mcs150": { "date": "2024-06-01T00:00:00Z", "mileage": 1200000, "mileage_year": 2023 },
    "cargo_carried": ["General Freight"],
    "operation_classification": ["Authorized For Hire"],
    "safety": {
      "rating": "Satisfactory",
      "rating_date": "2019-03-20T00:00:00Z",
      "driver_oos_rate": 5.2,
      "driver_oos_rate_national": 5.51,
      "vehicle_oos_rate": 18.3,
      "vehicle_oos_rate_national": 20.72,
      "total_crashes": 2,
      "fatal_crashes": 0,
      "unsafe_driving_violations": 5,
      "hos_violations": 8
    },
    "insurance": { "bipd_on_file": 1000000, "cargo_on_file": 250000 }
  }
]
Look up multiple carriers by DOT number in a single request (max 50).
This endpoint requires an API key. See Authentication.
​
dot_numbers
string[]
required
Array of USDOT numbers to look up (max 50)
curl -X POST https://api.dotlookup.dev/v1/carriers/bulk \
  -H "Content-Type: application/json" \
  -H "X-API-Key: your_api_key_here" \
  -d '{"dot_numbers": ["2233855", "1234567"]}'

[
  {
    "dot_number": "2233855",
    "mc_number": "747866",
    "legal_name": "ACME TRUCKING LLC",
    "dba_name": "ACME FREIGHT",
    "status": "ACTIVE",
    "address": {
      "street": "123 Main St",
      "city": "Dallas",
      "state": "TX",
      "zip": "75201",
      "lat": 32.7767,
      "lon": -96.797
    },
    "contact": { "phone": "(214) 555-0100", "email": "info@acmetrucking.com" },
    "fleet": { "power_units": 45, "drivers": 52 },
    "authority": {
      "status": "AUTHORIZED FOR HHG",
      "common_authority_date": "2012-06-15T00:00:00Z",
      "contract_authority_date": null,
      "broker_authority": "N"
    },
    "mcs150": { "date": "2024-06-01T00:00:00Z", "mileage": 1200000, "mileage_year": 2023 },
    "cargo_carried": ["General Freight"],
    "operation_classification": ["Authorized For Hire"],
    "safety": {
      "rating": "Satisfactory",
      "rating_date": "2019-03-20T00:00:00Z",
      "driver_oos_rate": 5.2,
      "driver_oos_rate_national": 5.51,
      "vehicle_oos_rate": 18.3,
      "vehicle_oos_rate_national": 20.72,
      "total_crashes": 2,
      "fatal_crashes": 0,
      "unsafe_driving_violations": 5,
      "hos_violations": 8
    },
    "insurance": { "bipd_on_file": 1000000, "cargo_on_file": 250000 }
  }
]