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Postcoder pricing: phone validation API

Postcoder's sitellms.txtBest phone validation API in 2026: providers comparedPostcoder: phone validation API alternatives

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56% complete: 5 of the 9 key fields we checkSee the 9 fields
$0.00per 1,000 phonesWe rank 721 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, Foxentry and Abstract API are the best phone validation API providers in our benchmark.
Plan: Free trial one of Postcoder's 20 plans
Call: GET /pcw/{apikey}/mobile/{mobilephonenumber} Postcoder's only call for this API
API: Phone validation API one of Postcoder's 2 APIs

About this item

  • Live. Postcoder checks the phone number you send when you call the API.
  • 5 of the 9 key fields we check. Number, Validity, Type, Carrier, Place.
  • Nothing to pay.
  • One call. You send mobilephonenumber to GET /pcw/{apikey}/mobile/{mobilephonenumber}. You can also send country and identifier. The call returns whether the number is valid.
  • Anyone can get it. Keep data: with conditions. Use data: with conditions.

Postcoder: phone validation API alternatives

Postcoder alternatives: every phone validation API provider ranked

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

Postcoder, £1,261 monthlyHLR Lookup, £370 pack, 100,000 lookups, POST /apiv2/hlr, Full HLR lookup, fullProWebLook, $9.99 pack, WhatsApp One-Time 500, GET /wavalidation2Chat, $40 monthly, Single Plan, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check NumberListar, top-up from €1,000, Silver, POST /search/verify-whatsapp
$ per 1,000 phones$20.178$19.736$19.98$20.00$20.255
Completeness56%89%67%33%22%
Billingmonthlypay firstpay firstmonthlypay first
Pay£1,261£370$9.99$40€1,000
Enough forabout 83,333 calls a month25,000 results500 calls2,000 calls a monthabout 55,555 results
Freshnesslivelivelivelivelive
Who can get itanyoneanyoneanyoneanyone with a WhatsApp number connected to 2Chat, for use in the course of a business activityanyone whose cumulative spend on credits has reached €1,000 excl. tax

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

  1. admin.postcoder.com/downloads/Licence-Agreement-v28.2.0.pdf
  2. postcoder.com
  3. postcoder.com/docs/credit-costs
  4. postcoder.com/docs/mobile-validation/mobile
  5. postcoder.com/docs/troubleshooting
  6. postcoder.com/mobile-validation
  7. postcoder.com/payments-billing-compliance
  8. postcoder.com/pricing
  9. postcoder.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, not in the answer
  • 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: autocomplete/retrieve · address · reversegeo · position · udprn · street · nyb · ipaddress · ngd/retrieve · ngd · pafaddressbase · addressbase · addressbase/uprn · addressbase/dpa · addressbase/lpi · email · bank · bank/sortcode · bank/iban · otp/send
Not found
$ per 1,000$0.00
In their words
Their pitchPostcoder checks and validates mobile phone numbers in real-time as soon as they're typed into your form. Reduce fraudulent or incorrect signups, and collect valid and active mobile phone numbers from genuine customers.
Data
Freshnesslive
CountriesWorldwide
What it checksnumbering plan, carrier, line in service
Keep datauntil the licence ends (12 months from acceptance, or sooner when the credit pack is used up or expires or the monthly plan is cancelled), then destroy all copies and confirm it in writing within 7 days
Use datayour own internal business use, or inside a product or service you sell to your own clients if you enforce Postcoder's end-user terms on them and give Postcoder each client's company details and usage summary, legal purposes only, API calls only for requests people start in real time (e.g. a website form), not a batch script working through a database, unless agreed in writing
Plan
Pay£0
Expires30 days
Rate limit
Batch1
Speed
Answerin the call
The call
You sendmobilephonenumber. Optional: country, identifier
MethodGET
Path/pcw/{apikey}/mobile/{mobilephonenumber}
About the plan
PlanFree trial
Who can get itanyone
The 11 fields the plan's answer can hold

warning, state ID, state, on network, valid, phone number, line type, network name, network code, mobile country code, country name

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