# DNCSweeper, $149 monthly: Do-not-call check API

> Check whether a phone number exists in the DNC database in real time. Use this API to connect your CRM, dialer, or app to DNCSweeper scrubbing.

DNCSweeper's Pro plan lets you call the do-not-call check API. We check each provider's docs for 8 fields. DNCSweeper's docs list 1: Any register.
You pay $149 a month for as many calls as you like.
We haven't run a do-not-call check API benchmark yet.
This plan costs $149 a month. We rank 90 plans for do-not-call check APIs by price. Half the plans cost $7.468 or less per 1,000 phones.
[DNC Finder's $48 monthly plan](https://datacircle.dev/do-not-call-check-apis/dnc-finder/48-monthly/llms.txt) costs the least per 1,000 phones, for the United States only, with no charge per call. You get as many phones as DNC Finder's rate limit allows. [TPSCheck's £289 yearly plan](https://datacircle.dev/do-not-call-check-apis/tpscheck/289-yearly/llms.txt) costs the least for 10,000 phones a month: about $32.12.
DNCSweeper's $149 monthly plan covers any number of phones in the United States only, and costs more up front than DNC Finder's $48 monthly plan.

- This page: https://datacircle.dev/do-not-call-check-apis/dncsweeper/149-monthly
- Get it: https://dncsweeper.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- Request: `GET https://dncsweeper.com/api/v1/check`
- API key: with the plan, on https://dncsweeper.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- Its API docs: https://dncsweeper.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- Sold by: DNCSweeper (https://dncsweeper.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing)
- Checked: 2026-11-13

## In the answer

- Completeness: 13%
- Any register: ✓

## Price

- $ per 1,000 phones: no limit
- Per: call
- Billing: monthly
- $ a month: $149

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Check whether a phone number exists in the DNC database in real time. Use this API to connect your CRM, dialer, or app to DNCSweeper scrubbing.

## Data

- Freshness: 1 day
- Countries: United States
- What it checks: numbering plan
- Keep data: no limit
- Use data: You agree not to: Use the Service for unlawful purposes or in violation of telemarketing or privacy laws, Attempt to scrape, overload, reverse engineer, or disrupt the Service, Share account credentials or API keys in a way that enables unauthorized use, Upload data you do not have the right to process, Misrepresent DNCSweeper results as a legal opinion or guaranteed compliance safe harbor [...] If you use the Check API, webhooks, or CRM import features, you must keep credentials confidential, respect rate limits, and use endpoints only as documented.

## Plan

- Pay: $149
- Enough for: no limit

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: phone
- Method: GET
- Path: /api/v1/check

## About the plan

- Plan: Pro
- Who can get it: anyone

## The 6 fields the plan's answer can hold

success, phone number, on DNC list, DNC status, result source, lookup time

## DNCSweeper's plans (1)

- [DNCSweeper, $149 monthly](https://datacircle.dev/do-not-call-check-apis/dncsweeper/149-monthly/llms.txt): no limit, 13% complete, 1 day

## DNCSweeper's calls (1)

- `GET /api/v1/check`: [DNCSweeper, $149 monthly](https://datacircle.dev/do-not-call-check-apis/dncsweeper/149-monthly/llms.txt)

## DNCSweeper's APIs (1)

- [DNCSweeper Do-not-call check API pricing, 1 plan](https://datacircle.dev/do-not-call-check-apis/dncsweeper/149-monthly/llms.txt)

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-13.

- https://dncsweeper.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- https://dncsweeper.com/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- https://dncsweeper.com/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing
- https://dncsweeper.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=do-not-call-check-api-pricing