Datacircle

ReefAPI pricing and alternatives: phone validation API, POST /phone-validate/v1/validate

ReefAPI's sitellms.txtBest phone validation API in 2026
67% complete: 6 of the 9 key fields we checkSee the 9 fields
$0.00per 1,000 phonesThe cheapest of the 293 plans we rank by price is Twilio, top-up. Twilio's phone validation API costs nothing beyond the plan price.Listar, HLR Lookups and CallerAPI are the best phone validation API providers in our benchmark.
Plan: Free one of ReefAPI's 11 plans
Call: POST /phone-validate/v1/validate one of ReefAPI's 2 calls for this API
API: Phone validation API one of ReefAPI's 12 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 6 of the 9 key fields we check. Number, Formats, Validity, Type, Carrier, Place.
  • Nothing to pay. You get 1,000 credits, enough for 1,000 calls. Calls stop once your credits run out. Credits never expire.
  • One call. You send number to POST /phone-validate/v1/validate. You can also send region and lang. The call returns whether the number is valid.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

ReefAPI: phone validation API alternatives

The table starts with ReefAPI's cheapest paid plan. Next come plans from other providers with the price per 1,000 phones closest to ReefAPI's.

ReefAPI, $1,200 yearly, Enterprise yearly, POST /phone-validate/v1/validateTwilio, top-upAPIFreaks, $100 pack, One-Off 600,000 credits, POST /phone/validation/bulkPhone-Check.app, $79.99 monthly, Business, GET /v1-get-phone-extra-detailsRealValidito, $3,000 pack
$ per 1,000 phones$0.333$0.00$0.333$0.552$0.60
Completeness67%89%67%78%11%
Billingyearlypay firstpay firstmonthlypay first
Pay$1,200any amount$100$79.99$3,000
Enough for300,000 calls a monthno limit300,000 results145,000 calls a month5,000,000 results
Freshnessunknownliveliveliveunknown
Who can get itanyonebusinesses and professionals onlyanyone 13 or older with a real company or personal email, not for gambling, adult content, dating or the alcohol industryanyoneself-serve signup in supported regions

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 2026-10-27.

  1. reefapi.com
  2. reefapi.com/_next/static/chunks/app/pricing/page-560e08c02e869119.js
  3. reefapi.com/docs
  4. reefapi.com/docs/phone-validate.md
  5. reefapi.com/pricing
  6. reefapi.com/refunds
  7. reefapi.com/terms

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 forfrom the same budget: 584 other calls
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchvalidate ONE number → validity + format/region/line-type/carrier/timezone/location
Data
What it checksnumbering plan
Keep datano limit
Use dataYou are solely responsible for how you use the data you retrieve and for ensuring your use complies with all applicable laws, third-party terms, and the rights of others (including data-protection, intellectual-property, and anti-spam laws) in your jurisdiction and your users'. You will not use the Service to break the law, infringe rights, send spam, or build a competing bulk-redistribution product. [...] Don't attempt to circumvent authentication, rate limits, or credit metering, don't probe, scan, or stress the Service except your own account within posted limits. [...] Where a source requires attribution, we surface it in the response meta, honor it.
Plan
Pay$0
You get1,000 credits
Enough for1,000 calls
Expiresnever
Rate limit
Per second10
Batch1
Speed
Answerin the call
The call
You sendnumber. Optional: region, lang
MethodPOST
Path/phone-validate/v1/validate
About the plan
PlanFree
Who can get itanyone
The 14 fields the plan's answer can hold

valid, possible, parse error, E.164 format, national format, international format, RFC 3966 format, country calling code, region code, national number, line type, carrier, location, timezones

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