Compatible Phone Number formats for Facebook Custom Audiences

Issue Description
What type of formats are accepted for uploading data to Facebook custom audiences from Marketo?

Issue Resolution
Note: The phone numbers must always have the country code included even if they are in the same country as your business..

The endpoint for facebook allows the following formats:

    • 1-234-567-8910
    • 12345678910
    • +44 123 456 7890

With or without punctuation is allowed.




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