
Numverify
Veriphone
NumValidate
RealPhoneValidation
Bulk Phone Normalizer
CSV Cleaner
CleanCSV AI
Our phone number lookup & validation API is the perfect tool to automate fraud protection & clean your database.

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Which is more popular?
Based on our record, Numlookupapi.com seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | numlookupapi.com | diffee.me |
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Recommendations tracked on public social media and blogs since March 2021.


Numlookupapi.com - Free phone number validation API - 100k free requests / month. - Source: dev.to / almost 4 years ago
In our main.js, we read the data from the input and send it to the number validation API. For this, we need an API key. In this tutorial, we use numlookupapi.com (they offer a free plan). The main.js could look something like this:. - Source: dev.to / over 4 years ago
Tracking Diffee since Mar 2021.
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Clean messy CSV phone columns before CRM, dialer, or API import. Convert safe rows to E.164, preserve the rest of your data, and split risky numbers into a needs-review file in your browser.
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