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1Lookup Do-not-call check API pricing

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50% complete: 4 of the 8 fields on our checklistSee the 8 fields
$49.50per 1,000 phonesWe haven't run a do-not-call check API benchmark yet.We rank 90 plans for do-not-call check APIs by price. Half the plans cost $7.468 or less per 1,000 phones. This plan costs less per 1,000 phones than 12% of the 90 plans.DNC Finder's $48 monthly plan 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 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.
Type a number to see the cheapest 1Lookup plan for that many phones. The table below then sorts the other plans by what each costs.
Plan: Starter one of 1Lookup's 9 plans
Call: POST /phone-scrub 1Lookup's only call for this API
API: Do-not-call check API one of 1Lookup's 35 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 4 of the 8 fields on our checklist. US do-not-call lists, Any register, Litigators, Formats.
  • A monthly subscription. You pay $99 a month for 20,000 credits, enough for 2,000 calls. Unused credits roll over for up to 3 months.
  • One call. You send phone_number to POST /phone-scrub. The call returns whether the number is on a do-not-call register.
  • Who can get it: anyone with a business name and a working business email address. Keep data: with conditions. Use data: with conditions.

1Lookup: do-not-call check API alternatives

1Lookup alternatives: other do-not-call check API providers by price

We list other providers' plans closest to this plan in price per 1,000 phones.

This plan1Lookup, $99 monthlySearchBug, top-up from $10EasyDNC, top-upTPSClear, £95 monthly121prodata, £1.01 pack, 25-49 tel. numbers, POST /api/
$ per 1,000 phones$49.50$20.00$25.00$50.673$53.607
Completeness50%25%13%38%13%
Billingmonthlypay firstpay firstmonthlypay first
Pay$99$10any amount£95£1.01
Enough for2,000 calls a month500 callsas many as you pay for2,500 results a month25 results
Freshnessunknownunknownunknown1 day1 day
Who can get itanyone with a business name and a working business email addressanyoneAnyone with an account whose API access EasyDNC support has enableda connected HubSpot account issues the key, one CRM account per plan unless listedbusiness use only: "The Services are provided for business use only", any account holder, prices ex VAT with VAT @ 20% added, nil outside the UK

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-31.

  1. 1lookup.io/docs
  2. 1lookup.io/llms.txt
  3. 1lookup.io/openapi.json
  4. 1lookup.io/pricing
  5. 1lookup.io/products/email-enrichment
  6. 1lookup.io/products/hlr-lookup
  7. 1lookup.io/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • UK TPS, not in the answer
  • UK CTPS, not in the answer
  • US do-not-call lists
  • Any register
  • Litigators
  • When to call, not in the answer
  • Formats
  • Place, not in the answer
Price
$ per 1,000 phones$49.50
Percall
Billingmonthly
$ a month$99
Charges
Repeat free7 days
Also pays forfrom the same budget: 73 other 1Lookup calls
Not found
$ per 1,000 calls that find nothing$0.00
In their words
Their pitchDNC status, line type and risk flags for outreach lists.
Data
Keep datayour subscription term: Output Data may not be retained after the subscription terminates, except as required by law
Use datawe grant you a limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Service, and to use Output Data, for your internal business purposes during your subscription term, You must not, and must not permit any third party to: Resell, sublicense, rent, lease, distribute, or otherwise make the Service or Output Data available to any third party, except as expressly permitted in writing by us, Build, populate, enrich, or maintain a competing or substitute database, list, or product from Output Data, or use Output Data to train any machine learning or artificial intelligence model, Copy, scrape, cache, or store Output Data beyond what is reasonably necessary for your internal business use, or retain Output Data after your subscription terminates except as required by law, Reverse engineer, decompile, or disassemble any part of the Service, or attempt to discover its source code, underlying data sources, algorithms, or scoring logic, Circumvent or attempt to circumvent any rate limit, quota, usage limit, authentication, or access control, Remove, obscure, or alter any proprietary notice, or misrepresent the source of Output Data, Use the Service to benchmark against a competing product, or publish performance or accuracy comparisons, without our prior written consent, Access the Service by any automated means other than our documented APIs, or use the Service in a manner that interferes with its integrity, security, or performance [...] You must not use the Service, or Output Data, to: Violate any applicable law, regulation, or third-party right, Send, or enable others to send, unlawful telemarketing, robocalls, spam, or unsolicited or non-consented calls, texts, faxes, or emails, Harass, stalk, threaten, defraud, extort, dox, discriminate against, or harm any person, or facilitate any of the foregoing, Determine any person's eligibility for credit, insurance, employment, housing, government benefits, or any other purpose governed by the Fair Credit Reporting Act, as further described in Section 9, Identify, locate, surveil, or track any individual without a lawful basis, or to skip-trace or investigate any individual in violation of law, Collect, compile, enrich, sell, or license personal data without a lawful basis and required consents, Build, train, or improve a competing product, dataset, list, or machine learning or artificial intelligence model, Resell, redistribute, or provide the Service or Output Data to third parties [...]
Plan
Pay$99
You get20,000 credits a month
Enough for2,000 calls a month
Expiresunused credits roll over for up to 3 months
Rate limit
Batch1
Speed
Answerin the call
The call
You sendphone_number
MethodPOST
Path/phone-scrub
About the plan
PlanStarter
Who can get itanyone with a business name and a working business email address
The 31 fields the plan's answer can hold

success, request ID, request type, input, timestamp, processing time, API version, schema version, credits used, credits remaining, cache hit, cached at, data sources, fallback used, lookup source, fraud score, risk level, risk factors, confidence level, primary action, secondary actions, user message, business rules, matched, phone, formatted phone, phone type code, phone type label, do not call, litigator, processed time

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