# datacatalog.cookcountyil.gov, free, Application token: Company discovery API

> This dataset includes all businesses currently registered with the Cook County Department of Revenue and subject to Amusement Home Rule, Dealer Use Home Rule, Diesel Home Rule, Firearm, Gasoline Home Rule, Liquor Home Rule, New Motor Vehicle Home Rule, Tobacco Wholesale, or Parking Home Rule taxes.

datacatalog.cookcountyil.gov's Application token plan for the company discovery API costs $0.00 per 1,000 companies. We check each provider's docs for 13 fields. datacatalog.cookcountyil.gov's docs list 1: Headquarters.
You get as many pages as you like.
We haven't run datacatalog.cookcountyil.gov through [our company discovery API benchmark](https://datacircle.dev/best-company-discovery-api.txt) yet.
We rank 1,165 plans for company discovery APIs by price. Half the plans cost $0.525 or less per 1,000 companies. This plan and 170 others tie for the lowest price per 1,000 companies of the 1,165 plans. [See the best free company discovery API plan.](https://datacircle.dev/best-company-discovery-api.txt)
[PeopleSearch.im's $5 pack](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) covers any number of companies. PeopleSearch.im's $5 pack costs less up front than StackScan's $189 monthly plan.
[GetProspect](https://datacircle.dev/company-discovery-apis/getprospect/49-monthly/llms.txt), [Hunter](https://datacircle.dev/company-discovery-apis/hunter/49-monthly-starter-post-discover/llms.txt) and [PeopleSearch.im](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) are the best company discovery API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-discovery-apis/datacatalog-cookcountyil-gov/free-application-token
- [Company discovery API: the best of 100+ providers compared](https://datacircle.dev/best-company-discovery-api.txt)
- Get it: https://dev.socrata.com/docs/app-tokens.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Request: `GET https://datacatalog.cookcountyil.gov/resource/rfq6-w7ja.json`
- API key: with the plan, on https://dev.socrata.com/docs/app-tokens.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Its API docs: https://dev.socrata.com/foundry/datacatalog.cookcountyil.gov/rfq6-w7ja?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Sold by: datacatalog.cookcountyil.gov (https://datacatalog.cookcountyil.gov?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 8%
- Headquarters: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: page of 1,000
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Most per search: no limit
- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: This dataset includes all businesses currently registered with the Cook County Department of Revenue and subject to Amusement Home Rule, Dealer Use Home Rule, Diesel Home Rule, Firearm, Gasoline Home Rule, Liquor Home Rule, New Motor Vehicle Home Rule, Tobacco Wholesale, or Parking Home Rule taxes.

## Data

- Freshness: 1 month
- Countries: United States
- Keep data: no limit
- Use data: Public Domain, the dataset's licence ("License | Public Domain" on its page and "license": {"name": "Public Domain"} in its metadata). The county's Terms of Use for its websites and the data on them add: "By use of this system and any data contained therein, you agree that your use shall conform to all applicable laws and regulations and you shall not violate the rights of any third parties."

## Plan

- Pay: $0
- Enough for: no limit

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: $where, $select, $limit, $offset, $order
- Method: GET
- Path: /resource/rfq6-w7ja.json

## About the plan

- Plan: Application token
- Who can get it: anyone who registers an application token in a Socrata profile

## The 9 fields the plan's answer can hold

registration account number, business name, tax type, street address, second address line, city, state, ZIP code, latitude and longitude

## datacatalog.cookcountyil.gov's plans (2)

- [datacatalog.cookcountyil.gov, free, Application token](https://datacircle.dev/company-discovery-apis/datacatalog-cookcountyil-gov/free-application-token/llms.txt): $0.00 per 1,000, 8% complete, 1 month
- [datacatalog.cookcountyil.gov, free, No application token](https://datacircle.dev/company-discovery-apis/datacatalog-cookcountyil-gov/free-no-application-token/llms.txt): $0.00 per 1,000, 8% complete, 1 month

## datacatalog.cookcountyil.gov's calls (1)

- `GET /resource/rfq6-w7ja.json`: [datacatalog.cookcountyil.gov, free, Application token](https://datacircle.dev/company-discovery-apis/datacatalog-cookcountyil-gov/free-application-token/llms.txt)

## datacatalog.cookcountyil.gov's APIs (2)

- [datacatalog.cookcountyil.gov: business verification API pricing, 2 plans](https://datacircle.dev/business-verification-apis/datacatalog-cookcountyil-gov/free-application-token/llms.txt)
- [datacatalog.cookcountyil.gov: company discovery API pricing, 2 plans](https://datacircle.dev/company-discovery-apis/datacatalog-cookcountyil-gov/free-application-token/llms.txt)

## datacatalog.cookcountyil.gov: company discovery API alternatives

- [AnVendor, free, POST /v1/scans](https://datacircle.dev/company-discovery-apis/anvendor/free-post-v1-scans/llms.txt): $0.00 per 1,000, 15% complete, 30 days
- [Loopster, free](https://datacircle.dev/company-discovery-apis/loopster/free/llms.txt): $0.00 per 1,000, 23% complete, 1 day
- [LeadMCP, free](https://datacircle.dev/company-discovery-apis/leadmcp/free/llms.txt): $0.00 per 1,000, 77% complete, 1 month
- [AnyAPI, free trial key, POST /v1/run/company_search.ai_ark](https://datacircle.dev/company-discovery-apis/anyapi/free-trial-key-post-v1-run-company-search-ai-ark/llms.txt): $0.00 per 1,000, 92% complete, 30 days
- [data.winnipeg.ca, free, Application token](https://datacircle.dev/company-discovery-apis/data-winnipeg-ca/free-application-token/llms.txt): $0.00 per 1,000, 15% complete, 1 month

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://datacatalog.cookcountyil.gov/Finance-Operations/Department-of-Revenue-Registered-Businesses/rfq6-w7ja?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://datacatalog.cookcountyil.gov/api/views/rfq6-w7ja.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://datacatalog.cookcountyil.gov/resource/rfq6-w7ja.json?$limit=2&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/app-tokens.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/endpoints.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/queries/limit.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/queries/offset.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/queries/order.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/queries/select.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/queries/where.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/docs/response-codes.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://dev.socrata.com/foundry/datacatalog.cookcountyil.gov/rfq6-w7ja?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://www.cookcountyil.gov/terms-use?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing