> ## Documentation Index
> Fetch the complete documentation index at: https://docs.loqate.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Phone Validation Verifies Numbers at Point of Entry

> Validate phone numbers in real-time using Tag snippets, integrations, or APIs. Supports mobile, landline, and VoIP across 237 countries.

## Integration methods

There are three methods for integrating Phone Validation:

* **Tag:** insert automatically-generated code snippets into your website to add Phone Validation to your online forms
* **Pre-built integrations:** enable Phone Validation in a range of pre-built integrations with tools like Adobe Commerce, commercetools and Microsoft Dynamics 365
* **APIs:** use our Phone Validation APIs for full customisation of your integration

## Documentation

Follow the links below to relevant documentation for each of these methods:

<CardGroup cols={2}>
  <Card title="Tag Method" href="/our-services/tag-setup-guide" icon="hashtag" horizontal>
    Check out our Tag Setup Guide.
  </Card>

  <Card title="Prebuilt Integrations" href="/integrations/all-integrations" icon="wrench" horizontal>
    See the integration guides for all of our pre-built integrations.
  </Card>

  <Card title="Phone Validation APIs" href="/api-reference/phone-validation/apis" icon="code" horizontal>
    See all of the Phone Validation API docs.
  </Card>
</CardGroup>

## FAQs

<AccordionGroup>
  <Accordion title="How does Phone Validation work, are the numbers checked against a database?">
    The Phone Validation service uses a three-step process to confirm whether phone numbers are valid or not, using Loqate's own custom libraries alongside the Home Location Register (HLR) database.
    See the [Phone Validation details page](https://www.loqate.com/en-gb/phone-validation/product-detail/) for more information about the various steps involved in this process.
  </Accordion>

  <Accordion title="Can Phone Validation check all types of phone number?">
    Yes, you can use Phone Validation to validate mobile, landline and VoIP numbers, for both business and personal uses.
  </Accordion>

  <Accordion title="Does Phone Validation work internationally?">
    Yes, you can use Phone Validation to check phone numbers for 237 countries and territories globally.
  </Accordion>

  <Accordion title="What types of information are returned in the Phone Validation results?">
    Phone Validation requests return a range of information - please see the 'Response fields' section of the [Phone Validation API documentation](/api-reference/phone-validation/individual-validate) for full details.
  </Accordion>

  <Accordion title="Can Phone Validation be integrated into an application?">
    Yes, you can integrate Phone Validation in a variety of ways, so you can make use of it anywhere you need: on websites, in your apps, EPOS, CRM and business systems.
    You can find out more about how to integrate Loqate services on our [Ways to Integrate page](/loqate-basics/ways-to-integrate).
  </Accordion>
</AccordionGroup>