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SMSFactor pricing: phone validation API

SMSFactor's sitellms.txtBest phone validation API in 2026: providers comparedSMSFactor: phone validation API alternatives

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56% complete: 5 of the 9 key fields we checkSee the 9 fields
$11.253per 1,000 phones€10.00 per 1,000 phones is $11.253 at the European Central Bank's rate of $1.1253 for €1.Half of the 722 plans we rank by price cost $2.98 per 1,000 phones or less. This plan costs less per 1,000 phones than 19% of the 722 plans.Botoi's $199 monthly plan 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, Foxentry and Abstract API are the best phone validation API providers in our benchmark.
Plan: HLR Lookup SMSFactor's only plan
Call: POST /lookup SMSFactor's only call
API: Phone validation API SMSFactor's only API

About this item

  • Live. SMSFactor checks the phone number you send when you call the API.
  • 5 of the 9 key fields we check. Number, Validity, Carrier, Porting and roaming, Place.
  • A balance you top up. You pay €0.01 or more. You spend the whole balance on calls.
  • One call. You send lookup.to to POST /lookup. The call returns whether each number you send is valid.
  • Who can get it: any person who, in a professional capacity, wishes to make a purchase. Keep data: no limit. Use data: with conditions.

SMSFactor: phone validation API alternatives

SMSFactor alternatives: every phone validation API provider ranked

We list other providers' plans closest to this plan in price per 1,000 phones. Each plan in the table gives live data.

This planSMSFactor, top-up from €0.01HLR Lookups, top-up, 1 - 1M, POST /hlr-lookupsseven.io, top-up, Prepaid balance, GET /api/lookup/hlrOpenapi.com, €25,000 yearlyVerificarEmails, €10 pack, MNP: 1,000 Phones, GET /phonemnp/validate/single
$ per 1,000 phones$11.253$11.253$11.253$11.253$11.253
Completeness56%56%78%78%67%
Billingpay firstpay firstpay firstyearlypay first
Pay€0.01any amountany amount€25,000€10
Enough foras many as you pay foras many as you pay foras many as you pay for2,500,000 calls a year1,000 calls
Freshnesslivelivelivelivelive
Who can get itany person who, in a professional capacity, wishes to make a purchasevolume of 1 - 1M lookups (an individual over 18 or with parental consent, or a business entity)traders: the customer assures that he is a trader and that the short messages are sent as part of his businessanyone acting in the course of their business, entrepreneurial or professional activityanyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-03.

  1. dev.smsfactor.com/en/api/hlr
  2. en.smsfactor.com/general-terms-of-service
  3. smsfactor.com/hlr-lookup
  4. smsfactor.com/tarifs-hlr-lookup

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
  • Type, not in the answer
  • Carrier
  • Porting and roaming
  • Place
  • Risk, not in the answer
  • Owner, not in the answer
Price
$ per 1,000 phones$11.253
Perresult
Billingpay first
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
In their words
Their pitchGet information about any number like its validity, wether it is currently active in a mobile network, and if so, wich one. You can also know if the number is in roaming mode, or if it is ported to another operator.
Data
Freshnesslive
CountriesFrance
What it checkscarrier, line in service
Keep datano limit
Use data"The Client undertakes to use the Services with discernment, in compliance with the laws in force in France. As such, the Client is solely responsible for the use he makes of the Recipient's telephone number, and in particular undertakes to have obtained his informed consent before sending him the content of the message, in accordance with the regulations in force."
Plan
Pay€0.01
Speed
Answerin the call
The call
You sendlookup.to
MethodPOST
Path/lookup
About the plan
PlanHLR Lookup
Who can get itany person who, in a professional capacity, wishes to make a purchase
The 17 fields the plan's answer can hold

phone number, MCC/MNC, IMSI, carrier, network prefix, country, country prefix, ported, roaming, status, status description, detailed status, error ID, error description, error permanent, credits spent, credits left

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