# Pushbuild, free: Phone validation API

> Validate and normalise phone numbers from any country in bulk: E.164 and national formats, mobile/landline/VoIP type, original carrier, location and time zone. Fast, private and offline, built on Google's libphonenumber.

Pushbuild's phone validation API on its Free plan. It costs $0.00 per 1,000 phones. It returns 5 of the 9 key fields we check: Formats, Validity, Type, Carrier, Place.
We haven't run Pushbuild through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
This plan is free. We rank 768 plans for phone validation APIs by price. Half the plans cost $3.60 per 1,000 phones or less.
[Botoi's $199 monthly plan](https://datacircle.dev/validate-phone-apis/botoi/199-monthly/llms.txt) is the cheapest paid plan per 1,000 phones: as little as $0.0066. Botoi's $199 monthly plan covers up to 1,000,000 phones a day.
[Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt), [Foxentry](https://datacircle.dev/validate-phone-apis/foxentry/top-up-pay-as-you-go-post-phone-validate-validate-phone-number-extended/llms.txt) and [HLR Lookups](https://datacircle.dev/validate-phone-apis/hlr-lookups/top-up-1-1m-post-hlr-lookup/llms.txt) are the best phone validation API providers in our benchmark.

- This page: https://datacircle.dev/validate-phone-apis/pushbuild/free
- [Phone validation API: 30+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://pushbuild.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `POST https://api.pushbuild.com/phone-number-validator/run`
- API key: with the plan, on https://pushbuild.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://pushbuild.com/apis/phone-number-validator.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: Pushbuild (https://pushbuild.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 56%
- Formats: ✓
- Validity: ✓
- Type: ✓
- Carrier: ✓
- Place: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: 423 other calls

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Validate and normalise phone numbers from any country in bulk: E.164 and national formats, mobile/landline/VoIP type, original carrier, location and time zone. Fast, private and offline, built on Google's libphonenumber.

## Data

- Countries: Worldwide
- What it checks: numbering plan
- Keep data: no limit
- Use data: [...] we grant you a limited, revocable, non-exclusive, non-transferable, non-sublicensable license to call our APIs with the key we issue to you, for your internal business purposes. [...] You alone are responsible for ensuring that your use of any output complies with all applicable laws, regulations, third-party terms of service, robots directives, intellectual property rights, privacy and data protection laws, and contractual obligations [...] You will not use any output, including any owner, property, name or address data, as a consumer report or as a factor in determining eligibility for credit, insurance, employment, housing or tenancy [...] You will not, and will not let anyone else: (a) violate any law or third-party right, (b) reverse engineer or decompile the Site, or scrape or bulk-copy it, except through the APIs as licensed or as our robots.txt permits [...], (c) resell, sublicense, white-label or provide the APIs to third parties as a standalone service, unless we agree in writing, (d) circumvent any rate limit, key, access control or security measure, (e) interfere with or overload the Site, or introduce malware, (f) use the Site to build a competing product or service, (g) submit content that is unlawful, infringing, defamatory, or that you have no right to share, (h) misrepresent your identity or affiliation, or (i) submit protected health information, payment card data, government ID numbers, or other sensitive data [...]

## Plan

- Pay: $0
- You get: $1 a month
- Enough for: 6,250 results a month

## Rate limit

- Batch: 500

## Speed

- Answer: in the call

## The call

- You send: phoneNumbers. Optional: defaultCountry, language, validOnly, maxItems
- Method: POST
- Path: /phone-number-validator/run

## About the plan

- Plan: Free
- Who can get it: anyone with an email address

## The 7 fields the plan's answer can hold

valid, E.164 format, national format, line type, carrier, location, time zone

## Pushbuild's plans (2)

- [Pushbuild, free](https://datacircle.dev/validate-phone-apis/pushbuild/free/llms.txt): $0.00 per 1,000, 56% complete
- [Pushbuild, top-up](https://datacircle.dev/validate-phone-apis/pushbuild/top-up/llms.txt): $0.16 per 1,000, 56% complete

## Pushbuild's calls for this API (1)

- `POST /phone-number-validator/run`: [Pushbuild, free](https://datacircle.dev/validate-phone-apis/pushbuild/free/llms.txt)

## Pushbuild's APIs (17)

- [Pushbuild: App Store API pricing, 2 plans](https://datacircle.dev/app-store-apis/pushbuild/free/llms.txt)
- [Pushbuild: App Store review API pricing, 2 plans](https://datacircle.dev/app-store-review-apis/pushbuild/free/llms.txt)
- [Pushbuild: Bluesky post API pricing, 2 plans](https://datacircle.dev/bluesky-post-apis/pushbuild/free/llms.txt)
- [Pushbuild: Bluesky profile API pricing, 2 plans](https://datacircle.dev/bluesky-profile-apis/pushbuild/free/llms.txt)
- [Pushbuild: GitHub repository API pricing, 2 plans](https://datacircle.dev/github-repository-apis/pushbuild/free/llms.txt)
- [Pushbuild: GitHub user repository API pricing, 2 plans](https://datacircle.dev/github-user-repository-apis/pushbuild/free/llms.txt)
- [Pushbuild: Google Ads Transparency API pricing, 2 plans](https://datacircle.dev/google-ad-apis/pushbuild/free/llms.txt)
- [Pushbuild: news API pricing, 2 plans](https://datacircle.dev/news-apis/pushbuild/free/llms.txt)
- [Pushbuild: Google Play API pricing, 2 plans](https://datacircle.dev/google-play-apis/pushbuild/free/llms.txt)
- [Pushbuild: Google Play review API pricing, 2 plans](https://datacircle.dev/google-play-review-apis/pushbuild/free/llms.txt)
- [Pushbuild: Hacker News search API pricing, 2 plans](https://datacircle.dev/hacker-news-search-apis/pushbuild/free/llms.txt)
- [Pushbuild: company open jobs API pricing, 2 plans](https://datacircle.dev/company-open-job-apis/pushbuild/free/llms.txt)
- [Pushbuild: tech stack API pricing, 2 plans](https://datacircle.dev/company-technology-apis/pushbuild/free/llms.txt)
- [Pushbuild: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/pushbuild/free/llms.txt)
- [Pushbuild: phone validation API pricing, 2 plans](https://datacircle.dev/validate-phone-apis/pushbuild/free/llms.txt)
- [Pushbuild: Telegram channel post API pricing, 2 plans](https://datacircle.dev/telegram-channel-post-apis/pushbuild/free/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /czech-company-registry/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-czech-company-registry-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /finland-company-registry/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-finland-company-registry-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /france-company-registry/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-france-company-registry-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /norway-company-registry/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-norway-company-registry-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /uk-companies-house/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-uk-companies-house-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /us-small-business-lookup/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-us-small-business-lookup-run/llms.txt)
- [Pushbuild: business verification API pricing, 2 plans, POST /us-state-business-registry/run](https://datacircle.dev/business-verification-apis/pushbuild/free-post-us-state-business-registry-run/llms.txt)

## Pushbuild: phone validation API alternatives

- [CheckNumber.AI, top-up from $20, Pay as you go, POST /v1/tasks, Phone Carrier Bulk Lookup](https://datacircle.dev/validate-phone-apis/checknumber-ai/top-up-from-20-pay-as-you-go-post-v1-tasks-phone-carrier-bulk-lookup/llms.txt): $0.15 per 1,000, 44% complete, stored
- [APIVoid, $4,980 yearly](https://datacircle.dev/validate-phone-apis/apivoid/4980-yearly/llms.txt): $0.166 per 1,000, 78% complete
- [APIFreaks, $50 monthly, Monthly 600,000 credits, POST /phone/validation/bulk](https://datacircle.dev/validate-phone-apis/apifreaks/50-monthly-monthly-600000-credits-post-phone-validation-bulk/llms.txt): $0.167 per 1,000, 67% complete, stored
- [WasenderAPI, $15 monthly](https://datacircle.dev/validate-phone-apis/wasenderapi/15-monthly/llms.txt): $0.167 per 1,000, 0% 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 2026-11-04.

- https://pushbuild.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://pushbuild.com/apis/app/signup?api=google-ads-transparency&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://pushbuild.com/apis/phone-number-validator.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://pushbuild.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing