# CODEF, free, Demo version, Mail-order business lookup: Business verification API

> 통신판매업 신고현황 확인, 사업자 소재지·연락처 확인 등 다양한 통신판매사업자 검증 서비스에 활용할 수 있습니다.

CODEF's Demo version plan for the business verification API costs $0.00 per 1,000 companies. CODEF's docs list 4 of the 11 fields on our checklist: Registered name, Entity number, Principal address, Officers.
You get up to 3,000 calls a month.
We haven't run CODEF through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
This plan is free. We rank 1,062 plans for business verification APIs by price. Half the plans cost $7.895 per 1,000 companies or less. [See how many business verification API plans are free.](https://datacircle.dev/best-business-verification-api.txt)
[CharityAPI's $15 monthly plan](https://datacircle.dev/business-verification-apis/charityapi/15-monthly-paid-get-api-organizations-ein/llms.txt) is the cheapest paid plan per 1,000 companies. CharityAPI's plan covers companies in the United States only. CharityAPI's $15 monthly plan charges nothing per call. You get as many companies as CharityAPI's rate limit allows.
[Scoris's €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies in 8 countries only. Scoris's €19 pack costs more up front than CharityAPI's $15 monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/llms.txt) and [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) are the best business verification API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/business-verification-apis/codef/free-demo-version-mail-order-business-lookup
- [Business verification API: the 13 best providers compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://codef.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: Docs behind sign-up
- API key: with the plan, on https://codef.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://developer.codef.io/products/public/each/ft/mail-order-sales?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Sold by: CODEF (https://codef.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 36%
- Registered name: ✓
- Entity number: ✓
- Principal address: ✓ town or region
- Officers: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: 통신판매업 신고현황 확인, 사업자 소재지·연락처 확인 등 다양한 통신판매사업자 검증 서비스에 활용할 수 있습니다.

## Data

- Countries: South Korea
- Keep data: no limit
- Use data: 회원은 회사의 사전 승낙 없이 서비스를 이용하여 영업활동을 할 수 없으며, 그 영업활동의 결과에 대해 회사는 책임을 지지 않습니다. [...] 회원은 회사 '서비스' 및 제3자의 저작권 및 지적재산권을 침해해서는 안됩니다. [...] 회원이 다음 각호의 사유에 해당하는 경우 회사는 회원자격을 정지 또는 상실시킬 수 있습니다. [...] 사.본 서비스를 통해 얻은 정보를 회사의 사전 승낙 없이 서비스 이용 외의 목적으로 복제하거나, 이를 출판 및 방송 등에 사용하거나, 제 3자에게 제공하는 행위 아.회원의 서비스 이용이 범죄와 결부된다고 객관적으로 판단되는 행위 [...] 회사가 제공하는 정보와 자료는 거래의 목적으로 이용될 수 없습니다.

## Plan

- Pay: $0
- Enough for: 3,000 calls a month

## Rate limit

- Per day: 100
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: Docs behind sign-up

## About the plan

- Plan: Demo version
- Who can get it: anyone, free for 1 month after sign-up

## The 18 fields the plan's answer can hold

region, company name, CEO name, domain address, report status, report date, mail-order sales number, business registration number, corporation type, phone number, sales method, items sold, email, lot-number address, road address, host server address, reporting agency name, reporting agency phone number

## CODEF's plans (2)

- [CODEF, free, Demo version, Mail-order business lookup](https://datacircle.dev/business-verification-apis/codef/free-demo-version-mail-order-business-lookup/llms.txt): $0.00 per 1,000, 36% complete
- [CODEF, contact us, Official version, Mail-order business lookup](https://datacircle.dev/business-verification-apis/codef/contact-us-official-version-mail-order-business-lookup/llms.txt): 36% complete

## CODEF's calls (2)

- Docs behind sign-up: [CODEF, free, Demo version, Bulk business registration status](https://datacircle.dev/business-verification-apis/codef/free-demo-version-bulk-business-registration-status/llms.txt)
- Docs behind sign-up: [CODEF, free, Demo version, Mail-order business lookup](https://datacircle.dev/business-verification-apis/codef/free-demo-version-mail-order-business-lookup/llms.txt)

## CODEF's APIs (1)

- [CODEF: business verification API pricing, 2 plans, Mail-order business lookup](https://datacircle.dev/business-verification-apis/codef/free-demo-version-mail-order-business-lookup/llms.txt)

## CODEF: business verification API alternatives

- [Latinfo, free, GET /co/rues/registry/search](https://datacircle.dev/business-verification-apis/latinfo/free-get-co-rues-registry-search/llms.txt): $0.00 per 1,000, 27% complete, stored
- [INSEE, free](https://datacircle.dev/business-verification-apis/insee/free/llms.txt): $0.00 per 1,000, 45% complete, 24 hours
- [Scoris, free](https://datacircle.dev/business-verification-apis/scoris/free/llms.txt): $0.00 per 1,000, 18% complete, 1 week
- [CZ Agents, free](https://datacircle.dev/business-verification-apis/cz-agents/free/llms.txt): $0.00 per 1,000, 18% complete, stored
- [CDQ, free](https://datacircle.dev/business-verification-apis/cdq/free/llms.txt): $0.00 per 1,000, 18% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://codef.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://codef.io/legal/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://codef.io/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://developer.codef.io/products/public/each/c/business-data?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://developer.codef.io/products/public/each/ft/mail-order-sales?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing