# TextGrid, top-up: Phone validation API

> Determine carrier, number type, format, and country for any phone number worldwide.

TextGrid's Carrier Lookup API plan for the phone validation API costs $8.00 per 1,000 phones. TextGrid's docs list 4 of the 9 fields on our checklist: Formats, Type, Carrier, Place.
We haven't run TextGrid through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
Half of the 1,143 plans we rank by price cost $2.998 per 1,000 phones or less. This plan costs less per 1,000 phones than 28% of the 1,143 plans.
[GuGuData's CNY 124 (about $19) monthly plan](https://datacircle.dev/validate-phone-apis/gugudata/cny-124-monthly/llms.txt) is the cheapest paid plan per 1,000 phones. GuGuData's CNY 124 (about $19) monthly plan charges nothing per call. You get as many phones as GuGuData's rate limit allows.
[Trestle](https://datacircle.dev/validate-phone-apis/trestle/top-up-from-10-self-serve-pay-as-you-go-get-3-0-phone-intel-phone-validation-api/llms.txt), [Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt) and [Abstract API](https://datacircle.dev/validate-phone-apis/abstract-api/19-monthly-starter-5000-requests-month/llms.txt) are the best phone validation API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/textgrid/top-up
- [Phone validation API: the best of 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://textgrid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: Docs behind sign-up
- API key: with the plan, on https://textgrid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://textgrid.com/number-lookup-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: TextGrid (https://textgrid.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 44%
- Formats: ✓
- Type: ✓
- Carrier: ✓
- Place: ✓

## Price

- $ per 1,000 phones: $8.00
- Per: call
- Billing: pay first

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## In their words

- Their pitch: Determine carrier, number type, format, and country for any phone number worldwide.

## Data

- Countries: Worldwide
- Keep data: no limit
- Use data: You may use our Services to develop your software applications or website (an “App”) that interfaces with the TextGrid Cloud [...] subject to adherence with these Terms of Service. [...] You may not support, nor allow any third party to copy, distribute, sell, disclose, lend, transfer, convey, modify, decompile, disassemble or reverse engineer the Website or the TextGrid Cloud for any purpose whatsoever.

## The call

- You send: Docs behind sign-up

## About the plan

- Plan: Carrier Lookup API
- Who can get it: anyone

## The 4 fields the plan's answer can hold

carrier, line type, country, local format

## TextGrid's plans (1)

- [TextGrid, top-up](https://datacircle.dev/validate-phone-apis/textgrid/top-up/llms.txt): $8.00 per 1,000, 44% complete

## TextGrid's calls (1)

- Docs behind sign-up: [TextGrid, top-up](https://datacircle.dev/validate-phone-apis/textgrid/top-up/llms.txt)

## TextGrid's APIs (1)

- [TextGrid: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/textgrid/top-up/llms.txt)

## TextGrid: phone validation API alternatives

- [Foxentry, top-up, Pay as you go, POST /phone/validate, Validate phone number (basic)](https://datacircle.dev/validate-phone-apis/foxentry/top-up-pay-as-you-go-post-phone-validate-validate-phone-number-basic/llms.txt): $8.00 per 1,000, 56% complete, stored
- [ProWebLook, $80 pack, WhatsApp One-Time 10K, GET /wavalidation](https://datacircle.dev/validate-phone-apis/proweblook/80-pack-whatsapp-one-time-10k-get-wavalidation/llms.txt): $8.00 per 1,000, 67% complete, live
- [Twilio, top-up, Pay-as-you-go, GET /v2/PhoneNumbers/{PhoneNumber}, Line Type Intelligence](https://datacircle.dev/validate-phone-apis/twilio/top-up-pay-as-you-go-get-v2-phonenumbers-phonenumber-line-type-intelligence/llms.txt): $8.00 per 1,000, 67% complete, live
- [Xverify, $40 pack](https://datacircle.dev/validate-phone-apis/xverify/40-pack/llms.txt): $8.00 per 1,000, 44% complete, stored

## 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://dashboard.textgrid.com/Signup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://textgrid.com/number-lookup-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://textgrid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://textgrid.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing