# Landbase, free: Phone finder API

> Landbase runs waterfall enrichment across 20+ data providers to find emails and phone numbers that single databases miss, then validates every result through 4 layers of verification before it hits your CRM.

Landbase's phone finder API on its Free plan. It costs $0.00 per 1,000 phones. Landbase's docs list 1 of the 11 key fields we check: Number.
We haven't run Landbase through [our phone finder API benchmark](https://datacircle.dev/best-phone-finder-api.txt) yet.
This plan is free. We rank 723 plans for phone finder APIs by price. Half the plans cost $249.50 per 1,000 phones or less.
[QuickEnrich's $399 monthly plan](https://datacircle.dev/find-phone-apis/quickenrich/399-monthly/llms.txt) costs the least per 1,000 phones. QuickEnrich's $399 monthly plan charges nothing per call. You get as many phones as QuickEnrich's rate limit allows.
[MillionPhones](https://datacircle.dev/find-phone-apis/millionphones/300-monthly-pro-40000-credits-mo-get-phone/llms.txt), [AI Ark](https://datacircle.dev/find-phone-apis/ai-ark/119-monthly-usage-based-plan-30000-credits-month-post-v1-people-mobile-phone-finder/llms.txt) and [Skrapp](https://datacircle.dev/find-phone-apis/skrapp/349-monthly-enterprise-50k-get-api-v3-people-phone/llms.txt) are the best phone finder API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/find-phone-apis/landbase/free
- [Phone finder API: the best of 20+ providers compared](https://datacircle.dev/best-phone-finder-api.txt)
- Get it: https://www.landbase.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- Request: Docs behind sign-up
- API key: with the plan, on https://www.landbase.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- Its API docs: https://www.landbase.com/docs/reference/cli/contact-enrich?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- Sold by: Landbase (https://www.landbase.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing)
- Checked: 2026-11-06

## In the answer

- Completeness: 9%
- Number: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Email Enrichment · Online AI Qualification · Advanced Dataset Creator

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Landbase runs waterfall enrichment across 20+ data providers to find emails and phone numbers that single databases miss, then validates every result through 4 layers of verification before it hits your CRM.

## Data

- Freshness: live
- Keep data: no limit
- Use data: Customer will not (a) make any Service or Content available to anyone other than Customer or Users, or use any Service or Content for the benefit of anyone other than Customer or its Affiliates, unless expressly stated otherwise in an Order Form or the Documentation, (b) sell, resell, license, sublicense, distribute, rent or lease any Service or Content, or include any Service or Content in a service bureau or outsourcing offering, [...] (i) copy Content except as permitted herein or in an Order Form or the Documentation, (j) frame or mirror any part of any Service or Content, other than framing on Customer's own intranets or otherwise for its own internal business purposes or as permitted in the Documentation [...]. Customer may not use the Content to create any derivative work, service or product.

## Plan

- Pay: $0
- Expires: never

## Speed

- Answer: by polling

## The call

- You send: Docs behind sign-up

## About the plan

- Plan: Free
- Who can get it: anyone except Landbase's direct competitors

## The only field the plan's answer can hold

mobile phone

## Landbase's plans (5)

- [Landbase, free](https://datacircle.dev/find-phone-apis/landbase/free/llms.txt): $0.00 per 1,000, 9% complete, live
- [Landbase, $499 monthly](https://datacircle.dev/find-phone-apis/landbase/499-monthly/llms.txt): $332.667 per 1,000, 9% complete, live
- [Landbase, $1,999 monthly](https://datacircle.dev/find-phone-apis/landbase/1999-monthly/llms.txt): $266.533 per 1,000, 9% complete, live
- [Landbase, $4,999 monthly](https://datacircle.dev/find-phone-apis/landbase/4999-monthly/llms.txt): $249.95 per 1,000, 9% complete, live
- [Landbase, contact us](https://datacircle.dev/find-phone-apis/landbase/contact-us/llms.txt): 9% complete, live

## Landbase's calls (1)

- Docs behind sign-up: [Landbase, free](https://datacircle.dev/find-phone-apis/landbase/free/llms.txt)

## Landbase's APIs (7)

- [Landbase: company discovery API pricing, 5 plans](https://datacircle.dev/company-discovery-apis/landbase/free/llms.txt)
- [Landbase: company enrichment API pricing, 5 plans](https://datacircle.dev/company-enrichment-apis/landbase/free/llms.txt)
- [Landbase: similar companies API pricing, 5 plans](https://datacircle.dev/similar-company-apis/landbase/free/llms.txt)
- [Landbase: email finder API pricing, 5 plans](https://datacircle.dev/find-email-apis/landbase/free/llms.txt)
- [Landbase: phone finder API pricing, 5 plans](https://datacircle.dev/find-phone-apis/landbase/free/llms.txt)
- [Landbase: people search API pricing, 5 plans](https://datacircle.dev/people-search-apis/landbase/free/llms.txt)
- [Landbase: people enrichment API pricing, 5 plans](https://datacircle.dev/person-enrichment-apis/landbase/free/llms.txt)

## Landbase: phone finder API alternatives

- [SyncGTM, $249 monthly](https://datacircle.dev/find-phone-apis/syncgtm/249-monthly/llms.txt): $249.00 per 1,000, 9% complete, live
- [RocketReach, $899 yearly, Pro, GET /person/lookup](https://datacircle.dev/find-phone-apis/rocketreach/899-yearly-pro-get-person-lookup/llms.txt): $249.722 per 1,000, 91% complete, live
- [Pipecorn, $53,990 yearly, Scale, 540,000 credits a month, billed yearly, POST /contacts/single_enrich, Synchronous Single Contact Enrichment](https://datacircle.dev/find-phone-apis/pipecorn/53990-yearly-scale-540000-credits-a-month-billed-yearly-post-contacts-single-enrich-synchronous-single-contact-enrichment/llms.txt): $249.954 per 1,000, 45% complete, live
- [Enrow, $15,084 yearly, Scale, POST /phone/bulk](https://datacircle.dev/find-phone-apis/enrow/15084-yearly-scale-post-phone-bulk/llms.txt): $251.40 per 1,000, 27% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-06.

- https://docs.landbase.com/guides/cli/what-can-you-do-with-the-cli?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://docs.landbase.com/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://docs.landbase.com/reference/cli/workflow?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/docs/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/docs/overview/concepts/how-enrichment-works?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/docs/reference/cli/contact-enrich?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/docs/tutorials/cli/enrich-a-contact-list?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/enrichment?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/legal/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing
- https://www.landbase.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-finder-api-pricing