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Twilio pricing and alternatives: phone validation API, GET /v2/PhoneNumbers/{PhoneNumber}, Line Type Intelligence

Twilio's sitellms.txtBest phone validation API in 2026

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67% complete: 6 of the 9 key fields we checkSee the 9 fields
$0.00per 1,000 phonesWe rank 614 plans by price. 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, Abstract API and Listar are the best phone validation API providers in our benchmark.
Plan: Free trial one of Twilio's 3 plans
Call: GET /v2/PhoneNumbers/{PhoneNumber}, Line Type Intelligence one of Twilio's 3 calls
API: Phone validation API Twilio's only API

About this item

  • Live. The provider checks the number when you call.
  • 6 of the 9 key fields we check. Number, Formats, Validity, Type, Carrier, Place.
  • Nothing to pay. You get up to 100 calls in all. Unused credit expires after 30 days.
  • One call. You send PhoneNumber to GET /v2/PhoneNumbers/{PhoneNumber}. You set Fields to "line_type_intelligence". You can also send CountryCode. The call returns whether the number is valid.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

Twilio: phone validation API alternatives

The table starts with Twilio's cheapest paid plan. Next come plans from other providers with the price per 1,000 phones closest to Twilio's. Each plan in the table gives live data.

Twilio, top-up, Pay-as-you-go, GET /v2/PhoneNumbers/{PhoneNumber}, Line Type IntelligenceHLR Lookups, top-up from €35,000, 5M - 7.5M, POST /hlr-lookupCaptain Verify, €7 pack, 1,000 Mobile Verifications, on demand, GET /verifyProWebLook, $80 pack, WhatsApp One-Time 10K, GET /wavalidationXverify, $40 pack
$ per 1,000 phones$8.00$7.877$7.877$8.00$8.00
Completeness67%56%67%67%44%
Billingpay firstpay firstpay firstpay firstpay first
Payany amount€35,000€7$80$40
Enough foras many as you pay for5,000,000 calls1,000 calls10,000 calls5,000 calls
Freshnesslivelivelivelivelive
Who can get itbusinesses and professionals onlyvolume of 5M - 7.5M lookups (an individual over 18 or with parental consent, or a business entity)business professionalsanyoneanyone

Every phone validation API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-28.

  1. twilio.com/docs/lookup/v2-api
  2. twilio.com/docs/lookup/v2-api/formatting-validation
  3. twilio.com/docs/lookup/v2-api/line-type-intelligence
  4. twilio.com/docs/usage/trials
  5. twilio.com/docs/usage/trials/try-out-lookup
  6. twilio.com/en-us/legal/service-country-specific-terms
  7. twilio.com/en-us/legal/service-country-specific-terms/identity-verification
  8. twilio.com/en-us/legal/tos
  9. twilio.com/en-us/user-authentication-identity/lookup
  10. twilio.com/en-us/user-authentication-identity/pricing/lookup

Product details

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

  • Number
  • Formats
  • Validity
  • Type
  • Carrier
  • Porting and roaming, not in the answer
  • Place
  • Risk, not in the answer
  • Owner, not in the answer
Price
$ per 1,000 phones$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forSMS messages: 100 · WhatsApp messages: 100 · Voice calls (minutes): 75 · Emails: 3,000 · Verify verifications: 40
Not found
$ per 1,000$0.00
In their words
Their pitchIdentify the carrier and phone line type from mobile, landline, fixed VoIP, non-fixed VoIP, toll free, and more to mitigate fake accounts, scrub contact lists, and improve deliverability.
Data
Freshnesslive
CountriesWorldwide
What it checksnumbering plan, carrier
Keep datano limit
Use dataTwilio Lookup API - SIM Swap and Line Type Intelligence, Lookup Call Forwarding, Reassigned Number, Identity Match [...]: Customer may use the Identity Verification Services solely to validate a consumer’s identity for the purpose of averting fraudulent transactions, performing identity verification, authenticating commercial transactions initiated by a consumer with Customer, or for such other purposes as may be expressly set forth in the applicable Identity Verification Services Order Form(s). Customer will not use the Identity Verification Services or Identity Verification Data (a) for marketing purposes or to sell products or services, (b) to create a consumer report or allow use by a consumer reporting agency for the purpose of creating a consumer report, or (c) for verifying worthiness or eligibility for credit, insurance, or employment [...] You will: [...] (b) not transfer, resell, lease, license, or otherwise make available the Services to third parties (except to make the Services available to your End Users) or offer them on a standalone basis, (c) use the Services only in accordance with this Agreement, the Twilio Acceptable Use Policy, the applicable Documentation, any applicable Order Form(s), and applicable law or regulation
Plan
Pay$0
Enough for100 calls, once
Expires30 days
Rate limit
Batch1
Speed
Answerin the call
The call
You sendPhoneNumber, Fields "line_type_intelligence". Optional: CountryCode
MethodGET
Path/v2/PhoneNumbers/{PhoneNumber}
About the plan
PlanFree trial
Who can get itnew accounts of businesses and professionals, in the trial's countries, for 30 days
The 12 fields the plan's answer can hold

E.164 format, local format, country code, country calling code, valid, invalid reason, lookup URL, carrier, line type, mobile country code, mobile network code, error code

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