# Verify550, $20 pack, 2,500 Credits, POST /api/bulkPhoneList: Phone validation API

> Verify550 provides a developer API to integrate the phone validation process with your service. Our API provides the ability to check individual phone numbers and can accept a list of phone numbers through file upload.

Verify550's phone validation API on its "2,500 Credits" plan. It costs $80.00 per 1,000 phones. It returns 5 of the 9 key fields we check: Formats, Validity, Type, Carrier, Place.
We haven't run Verify550 through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
Half of the 888 plans we rank by price cost $3.376 per 1,000 phones or less. This plan costs less per 1,000 phones than 3% of the 888 plans.
[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 the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/verify550/20-pack-2500-credits-post-api-bulkphonelist
- [Phone validation API: 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://verify550.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `POST https://app.verify550.com/api/bulkPhoneList`
- API key: with the plan, on https://verify550.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://verify550.com/documentation/validating-phone-numbers-using-the-verify550-api-2/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: Verify550 (https://verify550.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-05

## In the answer

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

## Price

- $ per 1,000 phones: $80.00
- Per: result
- Billing: pay first

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Single Verification · Bulk Verification · Single Phone Verification · Combined Contact Verification

## In their words

- Their pitch: Verify550 provides a developer API to integrate the phone validation process with your service. Our API provides the ability to check individual phone numbers and can accept a list of phone numbers through file upload.

## Data

- Freshness: live
- Countries: Worldwide
- What it checks: numbering plan, carrier, line in service
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: $20
- You get: 2,500 credits
- Enough for: 250 results

## Speed

- Answer: by polling

## The call

- You send: filename, file_contents. Optional: column
- Method: POST
- Path: /api/bulkPhoneList

## About the plan

- Plan: 2,500 Credits
- Who can get it: anyone

## The 15 fields the plan's answer can hold

valid, line type, carrier, location, country name, time zone, country code, UTC offset, DST observed hours, international format, local format, E.164 format, can be internationally dialled, validated at, CNAM name

## Verify550's plans (16)

- [Verify550, $20 pack, 2,500 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/20-pack-2500-credits-post-api-bulkphonelist/llms.txt): $80.00 per 1,000, 56% complete, live
- [Verify550, $35 pack, 5,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/35-pack-5000-credits-post-api-bulkphonelist/llms.txt): $70.00 per 1,000, 56% complete, live
- [Verify550, $60 pack, 10,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/60-pack-10000-credits-post-api-bulkphonelist/llms.txt): $60.00 per 1,000, 56% complete, live
- [Verify550, $100 pack, 25,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/100-pack-25000-credits-post-api-bulkphonelist/llms.txt): $40.00 per 1,000, 56% complete, live
- [Verify550, $190 pack, 100,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/190-pack-100000-credits-post-api-bulkphonelist/llms.txt): $19.00 per 1,000, 56% complete, live
- [Verify550, $650 pack, 500,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/650-pack-500000-credits-post-api-bulkphonelist/llms.txt): $13.00 per 1,000, 56% complete, live
- [Verify550, $1,150 pack, 1,000,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/1150-pack-1000000-credits-post-api-bulkphonelist/llms.txt): $11.50 per 1,000, 56% complete, live
- [Verify550, $2,600 pack, 2,500,000 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/2600-pack-2500000-credits-post-api-bulkphonelist/llms.txt): $10.40 per 1,000, 56% complete, live
- [Verify550, $20 monthly, Monthly Subscription, 2,500 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/20-monthly-monthly-subscription-2500-credits-post-api-bulkphonelist/llms.txt): $80.00 per 1,000, 56% complete, live
- [Verify550, $35 monthly, Monthly Subscription, 5,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/35-monthly-monthly-subscription-5000-credits-post-api-bulkphonelist/llms.txt): $70.00 per 1,000, 56% complete, live
- [Verify550, $60 monthly, Monthly Subscription, 10,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/60-monthly-monthly-subscription-10000-credits-post-api-bulkphonelist/llms.txt): $60.00 per 1,000, 56% complete, live
- [Verify550, $100 monthly, Monthly Subscription, 25,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/100-monthly-monthly-subscription-25000-credits-post-api-bulkphonelist/llms.txt): $40.00 per 1,000, 56% complete, live
- [Verify550, $190 monthly, Monthly Subscription, 100,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/190-monthly-monthly-subscription-100000-credits-post-api-bulkphonelist/llms.txt): $19.00 per 1,000, 56% complete, live
- [Verify550, $650 monthly, Monthly Subscription, 500,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/650-monthly-monthly-subscription-500000-credits-post-api-bulkphonelist/llms.txt): $13.00 per 1,000, 56% complete, live
- [Verify550, $1,150 monthly, Monthly Subscription, 1,000,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/1150-monthly-monthly-subscription-1000000-credits-post-api-bulkphonelist/llms.txt): $11.50 per 1,000, 56% complete, live
- [Verify550, $2,600 monthly, Monthly Subscription, 2,500,000 credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/2600-monthly-monthly-subscription-2500000-credits-post-api-bulkphonelist/llms.txt): $10.40 per 1,000, 56% complete, live

## Verify550's calls for this API (2)

- `POST /api/bulkPhoneList`: [Verify550, $20 pack, 2,500 Credits, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/20-pack-2500-credits-post-api-bulkphonelist/llms.txt)
- `GET /api/singlePhone`: [Verify550, $20 pack, 2,500 Credits, GET /api/singlePhone](https://datacircle.dev/validate-phone-apis/verify550/20-pack-2500-credits-get-api-singlephone/llms.txt)

## Verify550's APIs (2)

- [Verify550: phone validation API pricing, 16 plans, POST /api/bulkPhoneList](https://datacircle.dev/validate-phone-apis/verify550/20-pack-2500-credits-post-api-bulkphonelist/llms.txt)
- [Verify550: email verification API pricing, 16 plans, POST /api/bulk](https://datacircle.dev/validate-email-apis/verify550/20-pack-2500-credits-post-api-bulk/llms.txt)
- [Verify550: email verification API pricing, 16 plans, GET /api/singlemail](https://datacircle.dev/validate-email-apis/verify550/20-pack-2500-credits-get-api-singlemail/llms.txt)

## Verify550: phone validation API alternatives

- [Defastra, top-up, Pay as you go, first 5,000 requests a month](https://datacircle.dev/validate-phone-apis/defastra/top-up-pay-as-you-go-first-5000-requests-a-month/llms.txt): $70.00 per 1,000, 56% complete, live
- [Loqate, £250 pack](https://datacircle.dev/validate-phone-apis/loqate/250-pack/llms.txt): $74.676 per 1,000, 78% complete, live
- [Data8, £60 pack, 1,000 credits, POST /PhoneValidation/IsValid.json, IsValid](https://datacircle.dev/validate-phone-apis/data8/60-pack/llms.txt): $80.01 per 1,000, 56% complete, live
- [Postcoder, £27 pack](https://datacircle.dev/validate-phone-apis/postcoder/27-pack/llms.txt): $86.411 per 1,000, 56% 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 2026-11-05.

- https://verify550.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/downloading-and-exporting-results-2.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/file-uploading-process.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/how-it-works-2?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/validating-phone-numbers-using-the-verify550-api-2/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/documentation/validating-phone-numbers-using-the-verify550-api.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/mobile-number-validation-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/phone-validation-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://verify550.com/terms-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing