Plate to VIN API

Convert U.S. license plate and state inputs into VIN-linked vehicle records through nationwide lookup matching. Support vehicle verification, onboarding, and identification workflows using plate-to-VIN resolution across all 50 states.

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Simple Rest API

Subscribe in Minutes

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JSON & XML

API Responses

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Verified Records

Reliable Vehicle Data

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50 States

US Coverage

Reliable Plate-to-VIN Verification at Scale

Retrieve VIN-linked vehicle records using plate, state, and API key lookup requests

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Plate to VIN API

Developers can query the License Plate to VIN API using a license plate number, 2-letter state abbreviation, and VinAudit API key to retrieve corresponding VIN records. The API supports JSON and XML response formats and processes nationwide plate-to-VIN lookup requests across all 50 U.S. states. Developers can also validate integrations safely using built-in mock mode responses without affecting live production environments.

  • REST API endpoint with plate, state, and API key parameters
  • Nationwide plate-to-VIN lookup coverage across all 50 U.S. states
  • JSON and XML response format support
  • Structured success and error response handling
  • Built-in mock mode support for integration testing

Ideal for:

Vehicle onboarding, VIN resolution, inventory intake, and plate-based identification workflows.

API Documentation

Plate to VIN API Features

Resolve nationwide plate and state inputs into VIN-linked vehicle identification records

Nationwide plate-to-VIN matching

Retrieve VIN-linked vehicle records using license plate and state-based lookup requests across all 50 U.S. states.

Structured error response

Handle invalid inputs, invalid API keys, and unavailable plate records through structured API responses.

Mock mode testing

Validate integrations safely using built-in mock mode responses without affecting live production environments.

Vehicle lookup workflows

Convert plate and state inputs into VIN-linked identifiers for onboarding and verification system

Plate to VIN Endpoint

// Plate to VIN API

const res = await fetch(
  "https://plate2vin.vinaudit.com/v1/licenselookup?key=YOUR_API_KEY&plate=LICENSE_PLATE&state=STATE&format=json"
);

const data = await res.json(); 

200 OK

{
  "success": true,
  "vin": "VIN_NUMBER"
}

Powering VIN Resolution Across Platforms

Supporting nationwide plate-to-VIN matching for automotive data workflows

For Digital Products & Apps

Integrate plate-to-VIN resolution into vehicle lookup, onboarding, and verification workflows.

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For Dealers or Dealer Groups

Resolve license plate records into VIN-linked vehicle identifiers for inventory and intake systems.

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For Insurance Companies

Verify vehicle identifiers using nationwide plate and state-based VIN lookup requests.

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For Finance Companies

Support borrower vehicle verification and onboarding workflows using VIN-linked identification records.

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For CRM Enrichment

Match plate-based vehicle records with VIN-linked identifiers for cleaner automotive customer datasets.

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For Online Marketplaces

Connect vehicle listings with VIN-linked records using nationwide plate-to-VIN matching workflows.

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Use Cases: Plate to VIN API

Explore operational workflows powered by nationwide plate-to-VIN resolution and VIN-linked vehicle records

Vehicle History Analysis

Resolve VIN-linked vehicle records for history verification, ownership checks, and downstream vehicle data workflows.

Dealer GroupsInsuranceWarranty

Detailed VIN Specs

Enrich vehicle records with VIN-based specifications, trims, and technical vehicle attributes.

Dealer GroupsWarrantyInsurance

Recall & Safety Event Monitoring

Monitor active recall and safety events using VINs resolved from license plate records.

Dealer Groups

Automotive Fraud Detection

Validate vehicle identities by matching plate records with VIN-linked verification workflows.

Insurance

Vehicle Search

Identify vehicles from license plate and state inputs to support vehicle discovery and lookup workflows.

Dealer GroupsOnline MarketplacesFinanceInsuranceSoftware & StartupsWarranty

Inventory Management

Convert license plate records into VIN-linked inventory data for centralized vehicle management systems.

Dealer GroupsDigital Products and AppsOnline MarketplacesFinance

See How We Help Automotive Business

Jiarui Liu

Assistant Professor of Marketing, New York University Stern

"I have benefited from the data provided by VinAudit across several research projects. VinAudit consistently delivers high-quality, detailed, and well-structured data on vehicle specifications, which supports my research on consumer electric vehicle purchase decisions and their environmental impact. "

Steve Greenfield

General Partner, Automotive Ventures

"VinAudit has done an impressive job compiling an extensive repository of automotive build, market, and history data into a uniquely unified platform that quietly powers some of the most innovative companies and products in our industry."

Anoop Tiwari

Principal, A9i

"Over more than two decades in digital automotive, I’ve seen how rare it is to find a data partner that combines broad market visibility with the flexibility needed for real-world implementation. VinAudit stands out for its comprehensive view of the U.S. retail automotive market and its support for production-grade automotive integrations."

Bart Stone

Founder, DealerWebsites.com

"VinAudit has been our primary data supplier since 2015, delivering consistently reliable VIN-level data to power multiple aspects of our dealer websites platform year after year."

Tyler Hall

CEO, Drivably

“VinAudit has been an exceptional data partner, delivering the most comprehensive data on vehicles in the US market and enabling seamless integration with our platform to power in-depth, real-time insights for our clients."

Explore Related Vehicle Data & Verification APIs

VIN Decoder API

Access structured VIN specifications and vehicle attributes to support validation, enrichment, and automotive data integration.

Vehicle History API

Get title, salvage, accident, theft, recall, and NMVTIS-backed vehicle history records using VIN-linked vehicle identification data.

Frequently Asked Questions

Plate to VIN API requires a license plate number, state abbreviation, and API key for each request. Developers can submit requests using GET parameters and receive responses in JSON or XML formats.

Responses return VIN identifiers, request success status, and error response indicators for invalid or unavailable records. The API also supports mock testing responses for development and integration workflows.

The API returns structured error responses for invalid inputs, invalid API keys, unsupported formats, and unavailable plate records to simplify integration handling and debugging.

The API converts a license plate number and 2-letter state abbreviation into a corresponding VIN record. Developers can submit requests through a REST API endpoint and receive responses in JSON or XML formats.

Yes. The API includes a built-in mock mode that returns simulated lookup responses for safe integration testing without affecting live production environments.