US Department of Transportation

FMCSA QCMobile API

The FMCSA QCMobile API provides safety performance data for U.S. Department of Transportation registered motor carriers. Developers can query carrier registration information, licensing, insurance, operating authority, and BASIC safety scores by U.S. DOT number, MC docket number, or carrier name. All responses are returned in JSON format. Access requires a developer account and API webkey obtained through Login.gov.

GitHub

Documentation

📖
Documentation
https://mobile.fmcsa.dot.gov/QCDevsite/docs/qcApi
📖
Authentication
https://mobile.fmcsa.dot.gov/QCDevsite/docs/apiAccess

Other Resources

🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/dot/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: dot:fmcsa-qcmobile-api
name: FMCSA QCMobile API
description: The FMCSA QCMobile API provides safety performance data for U.S. Department of Transportation
  registered motor carriers. Developers can query carrier registration information, licensing, insurance,
  operating authority, and BASIC safety scores by U.S. DOT number, MC docket number, or carrier name.
  All responses are returned in JSON format. Access requires a developer account and API webkey obtained
  through Login.gov.
humanURL: https://mobile.fmcsa.dot.gov/QCDevsite/docs/qcApi
baseURL: https://mobile.fmcsa.dot.gov/qc/services
tags:
- Trucking
- Motor Carriers
- Safety
- FMCSA
properties:
- type: Documentation
  url: https://mobile.fmcsa.dot.gov/QCDevsite/docs/qcApi
- type: Authentication
  url: https://mobile.fmcsa.dot.gov/QCDevsite/docs/apiAccess