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Twilio Docs / API Reference / Error and Warning Dictionary / Error 60703

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Error Reference

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Error 60703

Product: Branded Comms

ERROR - 60703

Invalid phone numbers format

The origination or destination numbers are not valid numbers in E.164 format

Possible Causes

The origination or destination number is missing the + sign, or has separators like spaces or dashes

Possible Solutions

Check the From and To numbers in your request

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