Enrich your business with caller identification API

Track caller id reputation, detect fraud and spam calls with CallerAPI's Caller identification API

5/5 Rating by our partners

Real-time Caller ID

Real-time Caller identification

Instantly identify callers through trusted data sources, improving customer experience and interactions, with over 2.65 billion phone numbers covered

Truecaller API

1+ billion people

CallApp API

CallApp API

250+ million people

EyeCon API

100+ million people

ViewCaller API

50+ million people

NumBuster API

700+ million people

Many more...

10 more sources

Detect spam calls and robocalls fast

Stop wasting time on calls that immediately drop or spam phone ads, which waste your agents' time. Focus on serving your customers instead of fighting with spam. Integrate CallerAPI, just use our templates

API integration

Flexible and scalable

No-code automation

Zapier, Make, pipedream...

CRM integration

HubSpot, Monday, pipedrive...

And more...

3 more integrations

Enrich caller id data with CallerAPI
Phone fraud prevention API

Phone fraud prevention at scale

It's tiring to see non-existent or temporary phone numbers on your website, I know. We got you covered, you can integrate CallerAPI, block the fraudulent actors and never miss a real customer

  • CallerAPI can hadle millions of requests per day
  • Average request to reponse time is 0.5 seconds
  • Coverage of 2.65 billion phone numbers globally
  • x10 chaper than the competition, whilst x3 richer in information

Best price on the market

Basic

$25/mo

  • 5,000 API calls/month
  • 99% uptime
  • Pre-built code
  • No-code integrations
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Most Popular

Premium

$99/mo

  • 20,000 API calls/month
  • Priority support
  • 99% uptime
  • Access to Beta testing
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Enterprise

$997/pay-per-use

  • 250,000 API calls
  • Chat with Founder
  • Scalable pricing
  • Help with integration
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What our customers say

"Choosing CallerAPI was a big upgrade to our phone fraud prevention system. We've seen a 40% increase in accuracy"

CallerAPI customer

Victor Saldarriaga

CTO, Vertical Technologies

"The ease of integration and the accuracy of CallerAPI is incredible. Support was very fast responding to my requests"

Imran Mahammad

Director, Mozoo Tech

Caller ID API questions

Ready to integrate the best Caller ID API?

Join businesses already using CallerAPI to enhance their operations and customer experience

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