# Stream Telecom, contact us: Phone validation API

> Исключите из базы неактивные номера и сэкономьте на рассылках

Stream Telecom's Individual quote plan lets you call the phone validation API. We check each provider's docs for 9 fields. Stream Telecom's docs list 3: Validity, Carrier, Porting and roaming.
We haven't run Stream Telecom through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
Stream Telecom gives this plan's price on request. We rank 1,266 plans for phone validation APIs by price. Half the plans cost $3.55 or less per 1,000 phones.
[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. [Neutrino API's On-Demand plan](https://datacircle.dev/validate-phone-apis/neutrino-api/pay-as-you-go-on-demand/llms.txt) costs the least for 10,000 phones a month: $0.80.
[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/stream-telecom/contact-us
- [Phone validation API: the best of 50+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://stream-telecom.ru/services/servisy-verifikatsii/hlr-proverka-nomerov/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `POST https://gateway.api.sc/rest/Send/SendHLR/`
- API key: with the plan, on https://stream-telecom.ru/services/servisy-verifikatsii/hlr-proverka-nomerov/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://stream-telecom.ru/api/protokoly-integratsii/protokol-integratsii-https-rest-dlya-rassylki-hlr-zaprosov-aktualizatsii-nomerov/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: Stream Telecom (https://stream-telecom.ru?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 33%
- Validity: ✓
- Carrier: ✓
- Porting and roaming: ✓

## Price

- Per: call
- Billing: contact

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: HTTPs (REST) integration protocol for SMS sending · Viber integration protocol · HTTP(s) (POST) integration protocol for sending WhatsApp messages · HTTP(s) (POST) integration protocol for sending VK notifications · Flash call and Voice code API integration protocol

## In their words

- Their pitch: Исключите из базы неактивные номера и сэкономьте на рассылках

## Data

- Freshness: live
- What it checks: line in service
- Keep data: no limit
- Use data: 1. Доступ к Платформе предоставляется исключительно для самостоятельного использования ЗАКАЗЧИКОМ, заключившим с ИСПОЛНИТЕЛЕМ Договор предоставления доступа к Платформе Stream Telecom. 2. ЗАКАЗЧИК не вправе предоставлять доступ к Платформе третьим лицам, полученный по заключенному с ИСПОЛНИТЕЛЕМ Договору. Использование ЗАКАЗЧИКОМ Сервисов на Платформе в интересах третьих лиц допустимо только по письменному согласованию с ИСПОЛНИТЕЛЕМ.

## Rate limit

- Batch: 1

## Speed

- Answer: by polling

## The call

- You send: destinationAddress
- Method: POST
- Path: /rest/Send/SendHLR/

## About the plan

- Plan: Individual quote
- Who can get it: anyone who registers on the Stream Telecom platform or through its manager, access is for the customer's own use under a contract (rules 1 and 2)

## The 5 fields the plan's answer can hold

status, IMSI, MSC, error code, ported

## Stream Telecom's plans (1)

- [Stream Telecom, contact us](https://datacircle.dev/validate-phone-apis/stream-telecom/contact-us/llms.txt): 33% complete, live

## Stream Telecom's calls (1)

- `POST /rest/Send/SendHLR/`: [Stream Telecom, contact us](https://datacircle.dev/validate-phone-apis/stream-telecom/contact-us/llms.txt)

## Stream Telecom's APIs (1)

- [Stream Telecom: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/stream-telecom/contact-us/llms.txt)

## Stream Telecom: phone validation API alternatives

- [Vonage, contact us, Specific pricing by country, POST /requests, Current Carrier insight](https://datacircle.dev/validate-phone-apis/vonage/contact-us/llms.txt): 33% complete, live
- [XConnect, contact us, Contact sales, Live Status](https://datacircle.dev/validate-phone-apis/xconnect/contact-us-contact-sales-live-status/llms.txt): 33% complete, live
- [2Chat, contact us, Enterprise Plan, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check Number](https://datacircle.dev/validate-phone-apis/2chat/contact-us-enterprise-plan-get-open-whatsapp-check-number-your-number-number-to-check-check-number/llms.txt): 33% complete, live
- [CEQUENS, contact us, Custom quote, GET /discovery/hlr/v1/{number}](https://datacircle.dev/validate-phone-apis/cequens/contact-us-custom-quote-get-discovery-hlr-v1-number/llms.txt): 33% 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 2026-11-08.

- https://stream-telecom.ru/api/protokoly-integratsii/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://stream-telecom.ru/api/protokoly-integratsii/protokol-integratsii-https-rest-dlya-rassylki-hlr-zaprosov-aktualizatsii-nomerov/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://stream-telecom.ru/services/servisy-verifikatsii/hlr-proverka-nomerov/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://stream-telecom.ru/tarify/sms/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://stream-telecom.ru/upload/rules.pdf?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing