Datacircle

VertexSMS pricing: phone validation API, POST /numberCorrection

VertexSMS's siteThis page as plain textPhone validation API in 2026: the best of 60+ comparedVertexSMS: phone validation API alternatives

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33% complete: 3 of the 9 fields on our checklistSee the 9 fields
Contact us, High-volume senders and custom rate inquiries, POST /numberCorrectionWe haven't run VertexSMS through our phone validation API benchmark yet.VertexSMS gives this plan's price on request. We rank 1,342 plans for phone validation APIs by price. Half the plans cost $3.867 or less per 1,000 phones.GuGuData's CNY 124 (about $19) monthly plan 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. Keyronne's pay-as-you-go plan costs the least for 10,000 phones a month: $0.20.Trestle, Signal House and Data247 are the best phone validation API providers in the Datacircle benchmark.
Type a number to see the cheapest VertexSMS plan for that many phones. The table below then sorts the other plans by what each costs.
Plan: High-volume senders and custom rate inquiries VertexSMS's only plan
Call: POST /numberCorrection one of VertexSMS's 2 calls
API: Phone validation API VertexSMS's only API

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 3 of the 9 fields on our checklist. Number, Type, Place.
  • No public price. You ask VertexSMS for one.
  • One call. You send Number and CountryIso to POST /numberCorrection. You can also send nothing optional.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

VertexSMS: phone validation API alternatives

VertexSMS alternatives: other phone validation API providers by price

We list other providers' plans with no public price. These plans come closest to this plan in number of key fields.

This planVertexSMS, contact us, High-volume senders and custom rate inquiries, POST /numberCorrectionTrestle, contact us, Enterprise, GET /2.0/real_contact, Real Contact APITPSClear, contact us, 1,000,000+ washesDatabar, contact usVonage, contact us, Specific pricing by country, POST /requests, Current Carrier insight
Completeness33%33%33%33%33%
Billingcontactcontactcontactcontactcontact
Freshnessunknownstoredunknownstoredlive
Who can get itanyone aged 18 or over with the legal capacity to sign the agreement, and not a competitor of Vertexcompanies, with a business email addressanyone with an account that names the business it screens numbers for (a live key needs the business name)businesses, universities and other organizations, not consumersorganizations, or individuals acting mainly for business purposes

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

  1. vertexsms.com
  2. vertexsms.com/#pricing
  3. vertexsms.com/en/api/authentication
  4. vertexsms.com/en/api/hlr
  5. vertexsms.com/en/api/other
  6. vertexsms.com/en/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Number
  • Formats, not in the answer
  • Validity, not in the answer
  • Type
  • Carrier, not in the answer
  • Porting and roaming, not in the answer
  • Place
  • Risk, not in the answer
  • Owner, not in the answer
Price
Billingcontact
Aggregators
Aggregatorsnone
In their words
Their pitchVertexSMS is the routing layer between your application and mobile operators in 200+ countries. One API, direct interconnects, live telemetry, and real people - not chatbots.
Data
What it checksnumbering plan
Keep datano limit
Use dataThe User will only use the SMS Message Platform for legitimate purposes under this Agreement and the instructions provided on the website [...] You may not use the Services or permit the Services to be used by any competitor of Vertex or any other service provider which performs services substantially similar to Vertex’s Services without our prior written consent. You shall not resell the Services to third parties or accept any form of compensation or financial gain from third parties for the use of the Services, or for allowing third parties to use the Services, without our prior written consent.
Speed
Answerin the call
The call
You sendNumber, CountryIso. Optional: nothing optional
MethodPOST
Path/numberCorrection
About the plan
PlanHigh-volume senders and custom rate inquiries
Who can get itanyone aged 18 or over with the legal capacity to sign the agreement, and not a competitor of Vertex
The 6 fields the plan's answer can hold

error description, original number, number type, country, is mobile, E.164 number

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