Forms

Validate phone numbers in form submissions

Last updated: November 20, 2018

free

The default Phone number and Mobile phone number fields only accept numbers and the following characters that are commonly found in phone numbers: + - ( ) . xYou can further validate phone numbers in form submissions by restricting the length of the number a visitor is able to enter.

  • In your HubSpot account, navigate to Marketing > Files and Templates > Files.
  • Click the name of a form.
  • Hover over the Phone number field and click the pencil icon edit.
  • In the left pane, in put a Minimum and Maximum number length. If a visitor inputs a phone number that does not meet these length restrictions, they will be prevented from submitting the form.

  • In the upper right, click Publish.

Please note: phone number length restrictions must be set on an individual form basis.

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