You might collect phone numbers in various formats from different sources (e.g., user input on a website, CRM data, etc.). To ensure data consistency and compatibility with external services that require a specific phone number format (like E.164), you can use Phone Number Formatter variable to standardize the phone numbers before processing or sending them out.
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Discover how to easily format phone numbers to the E.164 standard, improving data consistency across your marketing and analytics platforms.