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License Plate to VIN (US)

Licence Plate to VIN Lookup.   One endpoint for all US states. 

Instantly convert a US license plate into a VIN, providing the foundation for richer vehicle intelligence and seamless user journeys. Eliminate manual VIN entry, reduce errors, and unlock access to vehicle specifications, history, valuations, recalls,  images, and other VIN-based datasets through the other US vehicle data endpoints in our  API. 

Ideal for dealerships, insurers, fleets, finance providers, marketplaces, workshops, and automotive software platforms looking to streamline workflows and improve customer experience.


Key Features

License Plate Lookup

Uses DMV data to identify the VIN

Low Latency

Ideal for software applications that run at scale

Removes Friction

Easier data input for higher completion rates

Vehicle Identification

Includes make, model, trim and year

Competitive Rates

Enjoy competitive rates in each of our subscription tiers

Technical Data

Engine, transmission and GVWR

Pricing

PAYG
16p
Per Use

Pricing

PlanGBPEURUSD
PAYG (Per Use)16p18c20c
Business (Per Use)10p11c12c
Enterprise (Per Use)5p6c6c

Sample Response

Documentation

Introduction

Access License Plate to VIN lookups with one API endpoint for all US states, including make, model, trim decode.

Header

When making calls to our API, include the following header:

x-api-key:your-api-key-here

Example Request

https://api.oneautoapi.com/oneauto/licenseplatetovin/us?vehicle_license_plate=1ABC234&state_code=CA

Example Sandbox Request

https://sandbox.oneautoapi.com/oneauto/licenseplatetovin/us?vehicle_license_plate=1ABC234&state_code=CA

Request Parameters

vehicle_license_plate
mandatory, string, e.g. 1ABC234
Vehicle license plate.
state_code
mandatory, string, e.g. CA
The state code.

Sample Response

{
  "success": true,
  "result": {
    "vehicle_identification_number": "ABCDE12F45G078910",
    "model_year": 2017,
    "manufacturer_desc": "Mercedes-Benz",
    "model_range_desc": "CL-Class",
    "trim_desc": "CL55 AMG",
    "vehicle_desc": "2017 Mercedes-Benz CL-Class",
    "engine_desc": "5.4L V8 SOHC 24V SUPERCHARGED",
    "body_type_desc": "Coupe",
    "transmission_desc": "Automatic",
    "drivetrain_desc": "RWD",
    "fuel_type_desc": "Gasoline",
    "gross_vehicleweight_desc": "Class 1: 6,000 lb or less (2,722 kg or less)",
    "color": "red"
  },
  "error": "If there is an error the message would go here"
}

Response Parameters

success
e.g. true
Whether the api call was successful
vehicle_identification_number
e.g. ABCDE12F45G078910
Vehicle identification number (VIN).
model_year
e.g. 2017
Model Year
manufacturer_desc
e.g. Mercedes-Benz
Manufacturer description
model_range_desc
e.g. CL-Class
Model range description.
trim_desc
e.g. CL55 AMG
Trim description
vehicle_desc
e.g. 2017 Mercedes-Benz CL-Class
The Vehicle description
engine_desc
e.g. 5.4L V8 SOHC 24V SUPERCHARGED
Engine description
body_type_desc
e.g. Coupe
The body type description
transmission_desc
e.g. Automatic
The vehicle's transmission type
drivetrain_desc
e.g. RWD
Drivetrain
fuel_type_desc
e.g. Gasoline
The vehicle's fuel type description
gross_vehicleweight_desc
e.g. Class 1: 6,000 lb or less (2,722 kg or less)
The gross vehicle weight description
color
e.g. red
The vehicle color
error
e.g. If there is an error the message would go here
Details of what went wrong with the api call

Status Codes

200
success, chargeable
Request has been successfully received and a response has been sent.
202
accepted, non-chargeable
Request has been received and accepted for processing, but the action has not yet been completed.
204
no content, non-chargeable
Request has been successfully received but there is no content to return e.g. if an invalid VRM has been sent.
206
partial content, non-chargeable
Request has been successfully received but limited content is returned e.g. if an invalid VRM has been sent.
400
bad request, non-chargeable
Request was not received e.g. if any required parameters are missing.
403
forbidden, non-chargeable
Request was rejected e.g. if the API key is invalid or the service is not enabled.
429
too many requests, non-chargeable
API key rate limit/quota has been exceeded.
500
internal server error, non-chargeable
We are unable to process the request e.g. if the API is under extremely heavy load.
503
service unavailable, non-chargeable
Service is temporarily unavailable. Contact help@oneautoapi.com

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